These are timing and accuracy results to solve the system
$$
\gathered
 -\nabla\cdot(a\nabla u)+b\cdot\nabla u+cu=f\quad\text{on }\Omega,
\\
a\frac{\partial u}{\partial n}+\gamma u=g\quad\text{on }\partial Omega.
\endgathered
$$
with $b=0$ with $\Omega=[0,1]^2$ and a regular
grid of size 257 \times 257 with one set of diagonals and
linear finite elements.  Multigrid was used, with m1 presmoothing
steps, m2 postsmoothing steps, and p coarse-correction steps in each
MG-step, and r iterations of MG-step at each refinement level.
Richardson, Jacobi, or Gauss-Seidel smoothing was used.
At the coarsest level, only the smoothers were employed, i.e., no
special solver was used at the coarsest level.

The four columns of numbers are L2 error, H1 error, User ms, and GC ms.

The L2 and H1 errors were estimated by injecting the approximate
solution into a 513 \times 513 grid and comparing it with the
interpolant of the true solution on the fine grid.  The problems
are roughly in increasing order of difficulty; in the last
problem, for example, the stiffness coefficient $a$ varies from
1.0 to 21.0 over the domain.

User ms is the amount of user+system time to solve the linear
system only; every once in a while there was a garbage collection
during the solution process, whose time is measured separately.

The tests were run on a box:

% cat /proc/cpu
model name	: Intel(R) Core(TM)2 Quad  CPU   Q8200  @ 2.33GHz

% uname -a
Linux heine 3.0.0-17-generic #30-Ubuntu SMP Thu Mar 8 20:45:39 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux

% gsi -v
v4.6.4 20120222164157 x86_64-unknown-linux-gnu "./configure 'CC=gcc -march=native -fschedule-insns -frename-registers' '--enable-single-host' '--enable-shared' '--enable-multiple-versions'"

% gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.6.1/lto-wrapper
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu/Linaro 4.6.1-9ubuntu3' --with-bugurl=file:///usr/share/doc/gcc-4.6/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++,go --prefix=/usr --program-suffix=-4.6 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.6 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-plugin --enable-objc-gc --disable-werror --with-arch-32=i686 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
Thread model: posix
gcc version 4.6.1 (Ubuntu/Linaro 4.6.1-9ubuntu3) 

I have not yet analyzed these results to see what the "best"
combination of m1, m2, r, and p is.

heine:~/programs/615project/2012/code> gsc++ -:m1000000
[ Meroon V3 Paques2001+1 $Revision: 1.2 $ ]
Gambit v4.6.4

> (load "all")
"/home/lucier/programs/615project/2012/code/all.o1"
> (load "final-tests")
"/home/lucier/programs/615project/2012/code/final-tests.o1"
> (run-multigrid-tests symmetric-tests)

a=1, c=1, u=1, Robin, gamma=x (error = 0 with exact linear algebra)
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0030040554     .0050966764     24.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0000160337     .0000432005     44.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000001157     .0000004422     68.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000009     .0000000047     92.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0000202083     .0000690310     36.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000027     .0000000151     72.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     108.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     140.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0000004675     .0000024935     48.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     96.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     136.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     176.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000271     .0000001608     56.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     116.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     168.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     224.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000016     .0000001498     48.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000001     92.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     128.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000038     68.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     196.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000003     88.     372.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     260.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     344.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     216.    372.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     436.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0000014425     .0000030575     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000003     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     64.     368.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     76.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000000003     .0000000019     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     64.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     120.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     44.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     132.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     180.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     56.     368.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     108.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     212.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000002     .0000001071     40.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000002     84.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     164.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     248.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     248.    368.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     328.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     208.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     308.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     408.    372.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000001     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     60.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     140.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     72.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     268.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     84.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     340.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     240.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     316.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     320.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     432.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     140.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     272.    368.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     408.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     548.    0.

a=1, c=1, u=x, Neumann (error = 0 with exact linear algebra)
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0402645365     .0408875553     20.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0033605830     .0034227338     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0002815505     .0002870298     60.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000236225     .0000240905     92.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0034069896     .0034614845     32.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000241992     .0000246306     68.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000001724     .0000001756     96.     0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000011     .0000000011     128.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0002925536     .0002972594     48.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000001790     .0000001822     96.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     140.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     188.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000255173     .0000259522     60.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000013     .0000000013     120.    364.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     168.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     220.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000022     .0000001984     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000004     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     124.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000059     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     128.    368.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000005     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     256.    368.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     340.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000001     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     432.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0016312433     .0016328123     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000053352     .0000053404     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000000173     .0000000173     60.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     76.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000053726     .0000053747     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     64.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     100.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     124.    364.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000000177     .0000000178     44.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     124.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     168.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     52.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     104.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     160.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     224.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000003     .0000001620     40.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000005     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     164.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000008     60.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     244.    372.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     328.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     104.    364.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     304.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     408.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000000924     .0000000933     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     84.     368.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     92.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     140.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     196.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     344.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     200.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     160.    360.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     236.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     320.    368.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     428.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     140.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     272.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     408.    368.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     544.    0.

a=1+xy, c=1, u=x+y, Neumann (error = 0 with exact linear algebra)
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .1343326930     .1359274683     20.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0186005810     .0189132270     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0025874289     .0026404724     64.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0003607770     .0003692070     84.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0187305326     .0190123668     40.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0003647645     .0003729451     72.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000071497     .0000073487     104.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000001405     .0000001450     140.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0026354296     .0026836146     52.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000072723     .0000074892     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000201     .0000000209     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     176.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0003739187     .0003825439     56.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000001475     .0000001542     112.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     168.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     236.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000498     .0000029836     48.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000005     .0000000494     88.     364.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000014     124.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000001     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000013     .0000001253     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000001     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     260.    368.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000001     .0000000155     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     256.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     344.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000031     112.    368.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     432.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0101146139     .0101207206     24.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0001024561     .0001025180     44.     364.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000010378     .0000010384     56.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000104     .0000000104     80.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0001040051     .0001040978     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000108     .0000000108     60.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     120.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000010737     .0000010756     44.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     92.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     136.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     176.    364.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000112     .0000000113     52.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     108.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000006     .0000002707     40.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000014     84.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000016     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     120.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     248.    368.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     324.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     304.    368.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     408.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000031176     .0000031289     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000000000     .0000000000     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     140.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000000000     .0000000000     188.    364.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000000000     .0000000000     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000000000     .0000000000     340.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     104.    364.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000000000     .0000000000     200.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     160.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     232.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000000000     .0000000000     316.    364.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     320.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000000000     .0000000000     428.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     140.    364.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     272.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     412.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000000000     .0000000000     548.    0.

a=1, c=1, u=x^2-y^2, Neumann
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0002071034     .0035868229     24.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0000020880     .0027868212     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000015787     .0027640400     64.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000015591     .0027623278     80.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0000024055     .0027870844     32.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000015599     .0027623286     64.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000015574     .0027621409     96.     0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621364     128.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0000016060     .0027640610     48.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000015574     .0027621409     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     176.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000015635     .0027623313     56.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621365     112.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     176.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     240.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000022911     .0031028734     44.     368.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000016142     .0027862327     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000015621     .0027640096     124.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000015578     .0027623248     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000016146     .0027863696     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000015579     .0027623251     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621408     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621364     252.    368.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000015625     .0027640315     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621408     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     256.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     344.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000015582     .0027623283     108.    368.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621364     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     432.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621363     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621363     36.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621363     60.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621363     76.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     28.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     64.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     88.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     124.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     40.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     124.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     168.    364.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     52.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     108.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621363     44.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621363     84.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621363     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621363     164.    368.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     120.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     180.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     328.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     308.    364.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     408.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000015654     .0027626160     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621378     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621363     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000015573     .0027621363     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000015576     .0027621427     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     144.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000015573     .0027621363     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621368     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000015573     .0027621363     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621364     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     168.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000015573     .0027621363     340.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000015631     .0027626018     52.     368.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621377     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621363     144.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000015573     .0027621363     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000015575     .0027621424     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     156.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     236.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000015573     .0027621363     308.    368.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621368     112.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     212.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     324.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000015573     .0027621363     428.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621364     136.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     276.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     408.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000015573     .0027621363     548.    364.

a=1, c=1, u=\cos(\pi x), Neumann
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0030667025     .0227904982     24.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0001714937     .0070182169     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000261930     .0068233579     64.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000120852     .0068160881     84.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0002415835     .0071299597     40.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000143674     .0068163200     72.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000088103     .0068152584     104.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000079973     .0068152029     132.    368.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0000540552     .0068325649     44.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000094908     .0068152873     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000079859     .0068152002     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000077338     .0068151915     176.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000250289     .0068178113     56.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000085255     .0068152183     120.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000077936     .0068151929     180.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000076771     .0068151897     240.    364.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000232189     .0076728008     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000107270     .0068767297     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000083956     .0068201383     128.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000078375     .0068157177     164.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000138232     .0068774988     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000080212     .0068157269     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000076719     .0068152059     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000076476     .0068151903     256.    372.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000106286     .0068203288     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000076967     .0068152081     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000076467     .0068151897     256.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000076455     .0068151890     352.    364.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000091243     .0068157819     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000076533     .0068151918     220.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000076455     .0068151891     320.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000076454     .0068151888     428.    364.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0000282477     .0068185209     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000085914     .0068153363     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000078136     .0068152782     60.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000076848     .0068152613     76.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000130212     .0068153399     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000079868     .0068151995     64.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000076873     .0068151943     88.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000076510     .0068151929     124.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000108136     .0068153309     48.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000078277     .0068152384     92.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000076640     .0068152275     132.    364.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000076488     .0068152218     164.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000098057     .0068152341     56.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000077546     .0068151971     104.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000076533     .0068151941     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000076458     .0068151928     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000076638     .0068157765     40.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000076478     .0068153113     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000076474     .0068152754     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000076473     .0068152611     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000076529     .0068152068     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000076453     .0068151959     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000076451     .0068151938     180.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000076451     .0068151928     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000076550     .0068152671     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000076472     .0068152365     164.    368.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000076471     .0068152274     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000076470     .0068152219     328.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000076520     .0068152045     100.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000076452     .0068151961     208.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000076451     .0068151939     304.    364.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000076451     .0068151928     408.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000128719     .0068161192     32.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000079596     .0068151961     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000076774     .0068151892     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000076489     .0068151888     108.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000092883     .0068152234     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000077137     .0068151896     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000076491     .0068151888     140.    368.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000076456     .0068151888     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000086018     .0068152017     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000076745     .0068151891     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000076465     .0068151888     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000076454     .0068151888     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000083322     .0068151967     84.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000076619     .0068151890     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000076459     .0068151888     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000076454     .0068151888     344.    364.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000082916     .0068159719     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000076508     .0068151925     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000076455     .0068151889     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000076454     .0068151888     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000077102     .0068152021     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000076455     .0068151889     160.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000076454     .0068151888     232.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000076454     .0068151888     312.    364.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000076604     .0068151919     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000076454     .0068151888     212.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000076454     .0068151888     324.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000076454     .0068151888     428.    364.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000076527     .0068151906     136.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000076454     .0068151888     276.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000076454     .0068151888     408.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000076454     .0068151888     548.    364.

a=1, c=1, u=\sin(\pi x)+\sin(\pi y), Neumann
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0512322653     .0683284277     24.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0023128665     .0101250712     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000774197     .0096465538     64.     364.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000568323     .0096391425     80.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0019562295     .0104837961     32.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000757855     .0096395382     64.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000176320     .0096382701     104.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000127729     .0096382284     140.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0002658592     .0096725604     52.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000198428     .0096382990     100.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000125333     .0096382277     144.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000114449     .0096382220     188.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0001156560     .0096424832     60.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000141317     .0096382409     112.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000116044     .0096382230     168.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000111416     .0096382208     220.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000269076     .0108089384     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000140116     .0097198561     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000116943     .0096443890     124.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000111573     .0096388151     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000171897     .0097201436     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000113335     .0096388168     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000110033     .0096382334     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000109823     .0096382207     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000139243     .0096444469     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000110256     .0096382335     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000109816     .0096382203     256.    368.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000109808     .0096382202     344.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000124154     .0096388297     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000109867     .0096382207     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000109808     .0096382202     324.    368.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000109807     .0096382202     432.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0045711346     .0106768459     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000248815     .0096382615     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000108898     .0096382220     60.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000109057     .0096382207     76.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000245087     .0096383975     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000114162     .0096382233     68.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000110328     .0096382206     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000109864     .0096382203     124.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000154076     .0096382838     40.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000112362     .0096382219     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000110077     .0096382205     124.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000109849     .0096382204     164.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000138625     .0096382516     56.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000111372     .0096382211     108.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000109937     .0096382203     168.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000109817     .0096382202     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000109895     .0096383066     44.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000109821     .0096382205     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000109821     .0096382204     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000109821     .0096382204     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000109862     .0096382205     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000109805     .0096382202     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000109805     .0096382202     180.    372.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000109805     .0096382202     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000109878     .0096382206     80.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000109821     .0096382204     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000109821     .0096382204     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000109821     .0096382204     324.    368.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000109861     .0096382204     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000109805     .0096382202     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000109805     .0096382202     304.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000109805     .0096382202     412.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000192601     .0096388144     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000115186     .0096382257     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000110503     .0096382206     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000109906     .0096382202     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000135077     .0096382474     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000111119     .0096382208     92.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000109901     .0096382202     144.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000109814     .0096382202     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000124394     .0096382313     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000110377     .0096382205     136.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000109835     .0096382202     196.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000109809     .0096382202     264.    368.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000120012     .0096382270     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000110123     .0096382204     168.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000109819     .0096382202     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000109808     .0096382202     336.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000117768     .0096386482     52.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000109858     .0096382224     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000109808     .0096382202     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000109807     .0096382202     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000110396     .0096382244     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000109808     .0096382202     156.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000109807     .0096382202     236.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000109807     .0096382202     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000109905     .0096382207     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000109807     .0096382202     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000109807     .0096382202     320.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000109807     .0096382202     428.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000109860     .0096382204     136.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000109807     .0096382202     272.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000109807     .0096382202     408.    364.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000109807     .0096382202     544.    0.

a=11.0+10.0*\cos\pi x, c=1, u=xy, Neumann
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .1832929082     .2172463935     20.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .1520702671     .1633012772     44.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .1270717013     .1323158934     60.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .1063290144     .1092156380     84.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .1547849993     .1691014739     32.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .1081302375     .1117456947     64.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0758430926     .0772666961     100.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0532377894     .0539735173     128.    364.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .1308259989     .1389776494     44.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0768163782     .0785114113     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0452395989     .0458876043     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0266578135     .0270333637     172.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .1104174049     .1156511500     60.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0544840547     .0554506971     112.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0269532307     .0273584357     176.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0133400776     .0136524940     236.    364.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0002628343     .0079773273     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000730684     .0041623743     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000326023     .0031226974     128.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000182913     .0026838128     164.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000766934     .0041951288     68.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000188641     .0026868525     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000088352     .0023198283     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000058343     .0021714050     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000352614     .0031413970     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000090836     .0023205149     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000052363     .0021280365     256.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000042356     .0020513947     356.    368.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000203407     .0026945209     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000061025     .0021718513     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000042848     .0020514381     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000038329     .0020049115     432.    364.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .1291410709     .1292407664     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0749182008     .0750266283     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0434143821     .0435645279     56.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0250955562     .0253331918     80.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0762937784     .0764070292     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0263847641     .0266138320     60.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0091234170     .0097344611     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0031492961     .0046225498     128.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0442060740     .0443590234     44.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0086614835     .0093029643     92.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0016267004     .0037540399     124.    364.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0002777966     .0033942403     164.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0265120045     .0267412792     52.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0031480297     .0046218111     108.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0003618181     .0034016851     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000374427     .0033825165     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000031343     .0033858004     44.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000031275     .0033832926     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000031274     .0033831623     124.    364.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000031274     .0033831091     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000083093     .0033826520     60.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000082946     .0033825336     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000082944     .0033824759     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000082943     .0033824231     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000031270     .0033830603     80.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000031264     .0033829883     164.    372.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000031263     .0033829181     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000031262     .0033828510     324.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000083026     .0033825566     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000082926     .0033824683     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000082925     .0033823929     312.    364.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000082924     .0033823202     408.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0550349347     .0550982856     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0115653596     .0117349670     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0024271467     .0031162682     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0005072797     .0020179327     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0124039468     .0125635728     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0005911785     .0020406625     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000274910     .0019532910     144.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000036817     .0019531028     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0028249225     .0034355678     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000300009     .0019533282     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000035120     .0019531026     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000035011     .0019531026     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0006434146     .0020564245     84.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000037888     .0019531033     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000035014     .0019531026     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000035053     .0019531026     340.    364.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000041868     .0019539021     52.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000035183     .0019531065     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000035088     .0019531027     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000035085     .0019531026     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000035830     .0019531169     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000035087     .0019531027     160.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000035085     .0019531026     232.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000035084     .0019531026     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000035227     .0019531054     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000035085     .0019531026     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000035084     .0019531026     324.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000035084     .0019531026     424.    364.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000035142     .0019531041     140.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000035085     .0019531026     272.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000035084     .0019531026     412.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000035084     .0019531026     548.    364.

a=1, c=1+xy, u=x^2-y^2, Neumann
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0002059339     .0035861889     20.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0000021141     .0027868221     44.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000015823     .0027640401     60.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000015609     .0027623279     80.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0000024601     .0027870869     32.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000015618     .0027623286     68.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000015587     .0027621409     96.     0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621364     128.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0000016110     .0027640611     48.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000015588     .0027621409     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     172.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000015662     .0027623314     60.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621365     116.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     176.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     228.    364.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000022933     .0031028732     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000016158     .0027862327     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000015635     .0027640096     124.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000015592     .0027623248     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000016162     .0027863694     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000015593     .0027623251     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621408     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621364     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000015640     .0027640315     84.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621408     176.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     260.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     344.    364.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000015597     .0027623284     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621365     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     432.    368.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621363     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621363     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621363     56.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621363     80.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     60.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     120.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     40.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     124.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     164.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     52.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     108.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621363     44.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621363     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621363     124.    364.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621363     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     120.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     80.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     164.    364.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     328.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     208.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     304.    364.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     408.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000015660     .0027626160     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621378     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621363     80.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000015586     .0027621363     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000015587     .0027621427     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     96.     364.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     140.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000015586     .0027621363     184.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621368     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000015586     .0027621363     260.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621364     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     168.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000015586     .0027621363     336.    364.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000015642     .0027626018     52.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621377     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621363     152.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000015586     .0027621363     200.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000015587     .0027621424     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     160.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     236.    368.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000015586     .0027621363     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621368     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     320.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000015586     .0027621363     428.    364.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621364     136.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     272.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     408.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000015586     .0027621363     540.    364.

a=1, c=2+\cos(\pi y), u=\cos(\pi x), Neumann
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0028494208     .0218267681     20.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0001619623     .0070039873     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000244817     .0068231526     60.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000112477     .0068160732     80.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0002237754     .0071037682     32.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000133047     .0068162899     68.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000082076     .0068152566     100.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000074685     .0068152028     128.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0000495019     .0068314327     44.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000088023     .0068152836     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000074539     .0068152001     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000072291     .0068151918     180.    364.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000227638     .0068176383     56.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000079233     .0068152172     112.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000072803     .0068151931     172.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000071781     .0068151901     224.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000215073     .0076727452     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000099566     .0068767241     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000078277     .0068201377     128.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000073229     .0068157179     164.    368.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000127933     .0068774851     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000074886     .0068157268     128.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000071739     .0068152064     192.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000071521     .0068151908     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000098592     .0068203242     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000071962     .0068152085     176.    364.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000071513     .0068151902     256.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000071502     .0068151894     344.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000084877     .0068157803     112.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000071572     .0068151922     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000071502     .0068151895     324.    364.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000071502     .0068151893     432.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0000252625     .0068182113     20.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000079667     .0068153347     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000072950     .0068152784     56.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000071843     .0068152617     80.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000116184     .0068153204     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000074279     .0068151995     60.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000071836     .0068151948     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000071546     .0068151934     120.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000097638     .0068153230     44.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000072965     .0068152386     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000071652     .0068152279     124.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000071532     .0068152222     164.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000089148     .0068152300     56.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000072360     .0068151974     104.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000071561     .0068151945     156.    368.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000071503     .0068151933     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000071689     .0068157782     44.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000071527     .0068153117     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000071523     .0068152758     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000071522     .0068152615     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000071576     .0068152072     64.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000071500     .0068151963     120.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000071499     .0068151943     184.    364.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000071499     .0068151932     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000071598     .0068152675     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000071520     .0068152369     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000071519     .0068152279     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000071519     .0068152223     324.    364.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000071566     .0068152049     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000071499     .0068151965     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000071499     .0068151944     308.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000071498     .0068151933     408.    364.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000114206     .0068161027     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000073985     .0068151961     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000071743     .0068151896     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000071527     .0068151893     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000084894     .0068152210     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000072028     .0068151900     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000071529     .0068151893     144.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000071503     .0068151893     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000079353     .0068152008     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000071727     .0068151895     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000071510     .0068151893     200.    364.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000071502     .0068151893     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000077163     .0068151962     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000071630     .0068151894     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000071505     .0068151893     252.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000071502     .0068151893     340.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000077312     .0068159715     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000071549     .0068151929     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000071503     .0068151893     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000071502     .0068151893     196.    364.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000072078     .0068152025     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000071503     .0068151894     160.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000071502     .0068151893     236.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000071502     .0068151893     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000071637     .0068151924     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000071502     .0068151893     216.    364.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000071502     .0068151893     324.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000071502     .0068151893     432.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000071569     .0068151911     136.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000071502     .0068151893     272.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000071502     .0068151893     408.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000071502     .0068151893     548.    0.

a=1, c=1, gamma=2+\cos(\pi x), u=\sin(\pi x)+\sin(\pi y), Robin
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0029806483     .0188345386     24.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0000821503     .0097298574     40.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0000179831     .0096445282     60.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0000111029     .0096388217     84.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0001353956     .0097420544     36.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0000125597     .0096388332     72.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0000089575     .0096382331     100.    364.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0000083389     .0096382210     128.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0000338401     .0096451994     44.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0000094003     .0096382337     88.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0000083285     .0096382206     132.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0000081626     .0096382208     184.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0000183878     .0096389406     60.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0000086857     .0096382207     120.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0000081983     .0096382208     180.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000081335     .0096382209     220.    368.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0000233042     .0108083323     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000108636     .0097197900     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000087395     .0096443751     128.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000082717     .0096388122     164.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000138482     .0097200178     68.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000084230     .0096388123     132.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000081403     .0096382338     192.    364.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000081224     .0096382214     256.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000107576     .0096444058     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000081592     .0096382337     172.    0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000081218     .0096382210     260.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000081211     .0096382209     344.    368.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000093769     .0096388142     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000081262     .0096382213     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000081211     .0096382209     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000081211     .0096382209     440.    372.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0000293808     .0096390604     24.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000089825     .0096382208     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000082708     .0096382208     56.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000081541     .0096382209     80.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000130040     .0096382594     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000084052     .0096382204     60.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000081567     .0096382209     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000081261     .0096382209     132.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000107880     .0096382295     48.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000082671     .0096382206     92.     364.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000081355     .0096382209     128.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000081230     .0096382210     164.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000098964     .0096382228     56.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000082078     .0096382207     104.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000081276     .0096382209     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000081215     .0096382209     212.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000081269     .0096382281     44.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000081216     .0096382210     80.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000081215     .0096382210     120.    368.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000081215     .0096382210     164.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000081246     .0096382209     60.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000081210     .0096382209     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000081210     .0096382209     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000081210     .0096382209     244.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000081251     .0096382209     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000081216     .0096382210     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000081215     .0096382210     248.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000081215     .0096382210     324.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000081245     .0096382209     104.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000081210     .0096382209     204.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000081210     .0096382209     304.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000081210     .0096382209     412.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000123075     .0096386871     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000083571     .0096382226     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000081451     .0096382208     80.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000081238     .0096382209     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000094422     .0096382243     52.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000081739     .0096382207     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000081240     .0096382209     144.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000081213     .0096382209     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000088950     .0096382199     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000081438     .0096382208     132.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000081219     .0096382209     200.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000081211     .0096382209     260.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000086702     .0096382197     84.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000081337     .0096382209     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000081214     .0096382209     256.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000081211     .0096382209     340.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000085742     .0096386415     52.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000081234     .0096382231     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000081211     .0096382209     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000081211     .0096382209     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000081562     .0096382245     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000081211     .0096382209     156.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000081211     .0096382209     232.    368.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000081211     .0096382209     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000081288     .0096382212     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000081211     .0096382209     216.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000081211     .0096382209     324.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000081211     .0096382209     428.    360.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000081254     .0096382209     140.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000081211     .0096382209     276.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000081211     .0096382209     408.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000081211     .0096382209     544.    364.

a=11.0+10.0*\cos\pi x, c=1+xy, gamma=2+\cos(\pi x), u=xy, Robin
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 1.         .0459341563     .1088892670     20.     364.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 1.         .0090610028     .0474273094     44.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 1.         .0028376139     .0278080383     60.     0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 1.         .0016939079     .0183046303     80.     0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 1.         .0103055059     .0540409288     36.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 1.         .0020326500     .0204543022     64.     0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 1.         .0008764816     .0102966268     96.     0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 1.         .0004282327     .0060971722     140.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 1.         .0042192913     .0350151483     52.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 1.         .0010033185     .0111967768     96.     0.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 1.         .0003482034     .0052237950     144.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 1.         .0001554189     .0032405778     176.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 1.         .0027918569     .0247400649     60.     0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 1.         .0005362457     .0069163731     112.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 1.         .0001679287     .0033370786     168.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 1.         .0000714513     .0023914810     220.    0.
MG:   Richardson, r = 1, m1 = 1, m2 = 1, p = 2.         .0002339136     .0074913221     44.     0.
MG:   Richardson, r = 2, m1 = 1, m2 = 1, p = 2.         .0000673640     .0040605144     84.     0.
MG:   Richardson, r = 3, m1 = 1, m2 = 1, p = 2.         .0000305206     .0030899941     124.    0.
MG:   Richardson, r = 4, m1 = 1, m2 = 1, p = 2.         .0000172795     .0026705636     168.    0.
MG:   Richardson, r = 1, m1 = 2, m2 = 2, p = 2.         .0000698037     .0040805526     64.     0.
MG:   Richardson, r = 2, m1 = 2, m2 = 2, p = 2.         .0000177155     .0026725045     132.    0.
MG:   Richardson, r = 3, m1 = 2, m2 = 2, p = 2.         .0000082944     .0023163340     196.    0.
MG:   Richardson, r = 4, m1 = 2, m2 = 2, p = 2.         .0000053714     .0021701886     252.    0.
MG:   Richardson, r = 1, m1 = 3, m2 = 3, p = 2.         .0000324409     .0031019612     88.     0.
MG:   Richardson, r = 2, m1 = 3, m2 = 3, p = 2.         .0000085010     .0023168205     172.    372.
MG:   Richardson, r = 3, m1 = 3, m2 = 3, p = 2.         .0000047659     .0021272198     256.    0.
MG:   Richardson, r = 4, m1 = 3, m2 = 3, p = 2.         .0000037676     .0020511104     344.    0.
MG:   Richardson, r = 1, m1 = 4, m2 = 4, p = 2.         .0000188499     .0026777805     108.    0.
MG:   Richardson, r = 2, m1 = 4, m2 = 4, p = 2.         .0000056038     .0021705254     216.    0.
MG:   Richardson, r = 3, m1 = 4, m2 = 4, p = 2.         .0000038110     .0020511453     324.    0.
MG:   Richardson, r = 4, m1 = 4, m2 = 4, p = 2.         .0000033686     .0020048017     428.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 1.         .0019013423     .0039491645     24.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 1.         .0000104254     .0033832188     40.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 1.         .0000050368     .0033830148     56.     0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 1.         .0000032962     .0033829286     80.     0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 1.         .0000221505     .0033828841     32.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 1.         .0000080124     .0033824092     60.     0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 1.         .0000073183     .0033822846     92.     0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 1.         .0000072418     .0033821736     120.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 1.         .0000059716     .0033829672     40.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 1.         .0000030478     .0033827531     84.     0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 1.         .0000029964     .0033825923     124.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 1.         .0000029893     .0033824386     172.    0.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 1.         .0000096201     .0033824855     60.     0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 1.         .0000073349     .0033822189     116.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 1.         .0000072287     .0033820261     156.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 1.         .0000072198     .0033818389     208.    0.
MG:       Jacobi, r = 1, m1 = 1, m2 = 1, p = 2.         .0000029980     .0033856373     40.     0.
MG:       Jacobi, r = 2, m1 = 1, m2 = 1, p = 2.         .0000029894     .0033831668     84.     0.
MG:       Jacobi, r = 3, m1 = 1, m2 = 1, p = 2.         .0000029891     .0033830104     120.    0.
MG:       Jacobi, r = 4, m1 = 1, m2 = 1, p = 2.         .0000029890     .0033829286     160.    0.
MG:       Jacobi, r = 1, m1 = 2, m2 = 2, p = 2.         .0000072298     .0033825705     60.     0.
MG:       Jacobi, r = 2, m1 = 2, m2 = 2, p = 2.         .0000072214     .0033823972     124.    0.
MG:       Jacobi, r = 3, m1 = 2, m2 = 2, p = 2.         .0000072212     .0033822817     184.    0.
MG:       Jacobi, r = 4, m1 = 2, m2 = 2, p = 2.         .0000072212     .0033821713     240.    0.
MG:       Jacobi, r = 1, m1 = 3, m2 = 3, p = 2.         .0000029888     .0033829112     84.     0.
MG:       Jacobi, r = 2, m1 = 3, m2 = 3, p = 2.         .0000029881     .0033827520     164.    0.
MG:       Jacobi, r = 3, m1 = 3, m2 = 3, p = 2.         .0000029879     .0033825944     244.    0.
MG:       Jacobi, r = 4, m1 = 3, m2 = 3, p = 2.         .0000029878     .0033824403     332.    364.
MG:       Jacobi, r = 1, m1 = 4, m2 = 4, p = 2.         .0000072270     .0033824197     100.    0.
MG:       Jacobi, r = 2, m1 = 4, m2 = 4, p = 2.         .0000072194     .0033822165     208.    0.
MG:       Jacobi, r = 3, m1 = 4, m2 = 4, p = 2.         .0000072193     .0033820257     304.    0.
MG:       Jacobi, r = 4, m1 = 4, m2 = 4, p = 2.         .0000072192     .0033818381     412.    364.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 1.         .0000070277     .0019540296     28.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 1.         .0000033013     .0019531001     56.     0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 1.         .0000031091     .0019530919     84.     0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 1.         .0000030849     .0019530914     112.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 1.         .0000038495     .0019531259     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 1.         .0000031171     .0019530923     96.     0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 1.         .0000030826     .0019530914     140.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 1.         .0000030804     .0019530914     188.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 1.         .0000034959     .0019531045     68.     0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 1.         .0000030947     .0019530917     136.    0.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 1.         .0000030808     .0019530914     196.    368.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 1.         .0000030802     .0019530914     264.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 1.         .0000033704     .0019530996     88.     0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 1.         .0000030881     .0019530915     172.    0.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 1.         .0000030805     .0019530914     260.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 1.         .0000030802     .0019530913     340.    0.
MG: Gauss-Seidel, r = 1, m1 = 1, m2 = 1, p = 2.         .0000036213     .0019538815     48.     0.
MG: Gauss-Seidel, r = 2, m1 = 1, m2 = 1, p = 2.         .0000030877     .0019530952     100.    0.
MG: Gauss-Seidel, r = 3, m1 = 1, m2 = 1, p = 2.         .0000030805     .0019530914     148.    0.
MG: Gauss-Seidel, r = 4, m1 = 1, m2 = 1, p = 2.         .0000030802     .0019530914     196.    0.
MG: Gauss-Seidel, r = 1, m1 = 2, m2 = 2, p = 2.         .0000031366     .0019531044     80.     0.
MG: Gauss-Seidel, r = 2, m1 = 2, m2 = 2, p = 2.         .0000030804     .0019530914     156.    0.
MG: Gauss-Seidel, r = 3, m1 = 2, m2 = 2, p = 2.         .0000030802     .0019530914     236.    0.
MG: Gauss-Seidel, r = 4, m1 = 2, m2 = 2, p = 2.         .0000030802     .0019530913     312.    0.
MG: Gauss-Seidel, r = 1, m1 = 3, m2 = 3, p = 2.         .0000030906     .0019530938     108.    0.
MG: Gauss-Seidel, r = 2, m1 = 3, m2 = 3, p = 2.         .0000030802     .0019530914     220.    364.
MG: Gauss-Seidel, r = 3, m1 = 3, m2 = 3, p = 2.         .0000030802     .0019530914     320.    0.
MG: Gauss-Seidel, r = 4, m1 = 3, m2 = 3, p = 2.         .0000030802     .0019530913     428.    0.
MG: Gauss-Seidel, r = 1, m1 = 4, m2 = 4, p = 2.         .0000030844     .0019530925     140.    0.
MG: Gauss-Seidel, r = 2, m1 = 4, m2 = 4, p = 2.         .0000030802     .0019530914     272.    364.
MG: Gauss-Seidel, r = 3, m1 = 4, m2 = 4, p = 2.         .0000030802     .0019530913     412.    0.
MG: Gauss-Seidel, r = 4, m1 = 4, m2 = 4, p = 2.         .0000030802     .0019530913     544.    0.
> 

