Carl C. Cowen

EDUCATION

A.B. Indiana University 1967 M.A. Indiana University 1971 Ph.D. Univ. of California, Berkeley 1976

PROFESSIONAL EXPERIENCE

Instructor Indiana Univ. East, Richmond 1969-72 Instructor Earlham College (joint appt. with Indiana East) 1969-71 Visiting Lecturer University of Illinois 1976-78 Assistant Professor Purdue University 1978-83 Associate Professor Purdue University 1983-89 Professor Purdue University 1989- Director, Actuarial Science Program Purdue University 1992-97 Head, Department of Mathematics Purdue University 1997-2002 Visiting Professor Mathematical Biosciences Institute Department of Mathematics Ohio State University 2002-2003

PROFESSIONAL SOCIETIES AND HONORS

Indiana Section MAA Distinguished Service Award 2003 Deborah and Franklin Tepper Haimo Award for Distinguished College or University Teaching 1997 Indiana Section MAA Award for Distinguished College or University Teaching 1995 School of Science Outstanding Undergraduate Teaching Award 1985-86 American Mathematical Society Mathematical Association of America Society for Industrial and Applied Mathematics International Linear Algebra Society Association for Women in Mathematics Sigma Xi Phi Beta Kappa Marshall Scholarship

PROFESSIONAL ACTIVITIES

President-Elect, Mathematical Association of America, 2004 First Vice President, Mathematical Association of America, 2002-2004 Chair, MAA Coordinating Council on Education, 2000-2002 MAA Coordinating Council on Education, 1996-2002 2004 National Assessment of Educational Progress (NAEP) Math. Planning Comm. 2000-01 Project Director, AMS Task Force on Excellence in Mathematics Scholarship, 1995-97 Indiana Section Governor, Board of Governors, Mathematical Association of America, 1996-1999 SIAM Committee on Education, 1995-2001 AMS Committee on Education, 1993-97, 2000-2003 Member-at-Large, Council, American Mathematical Society, 1992-95 Co-Chair and Purdue Coordinator for Wabash Modern Analysis Seminar 1984-2001 Chair, Indiana Section of the Mathematical Association of America, 1989-90 & 82-83

RESEARCH INTERESTS

Matrix Analysis Operators on Hilbert Space Analytic Functions Mathematical Neuroscience

RECENT PUBLICATIONS

22. An Application of Hadamard Multiplication to Operators on Weighted Hardy Spaces Linear Algebra and Its Applications, 133; 21-32, 1990 23. Composition Operators on Hilbert Spaces of Analytic Functions: A Status Report Proc. of Symposia in Pure Mathematics, 51, part I; 131-145, 1990 24. Teaching and Testing Mathematics Reading American Mathematical Monthly, 98; 50-53, 1991 25. (with T. Carroll) Compact Composition Operators not in the Schatten Classes Journal of Operator Theory, 26; 109-120, 1991 26. Transferring Subnormality of Adjoint Composition Operators Integral Equations and Operator Theory, 15; 167-171, 1992 27. (with J.R. Angelos and S. Narayan) Triangular Truncation and Finding the Norm of a Hadamard Multiplier Linear Algebra and Its Applications, 170; 117-136, 1992 28. Preparing Future Teachers UME Trends, 3; 8, 1991 29. (with M.A. Dritschel and R.C. Penney) Norms of Hadamard Multipliers SIAM J. Matrix Anal. and Appl., 15; 313-320, 1994 30. (with K. Debro and P. Sepanski) Geometry and the Norms of Hadamard Multipliers Linear Algebra and Its Applications, 218; 239-250, 1995 31. (with B.D. MacCluer) Spectra of Some Composition Operators Journal of Functional Analysis, 125; 223-251, 1994 32. (with P.A. Ferguson, D.K. Jackman, E.A. Sexauer, C. Vogt, and H.J. Woolf) Finding Norms of Hadamard Multipliers Linear Algebra and Its Applications, 247; 217-235, 1996. 33. (with E. Harel) An Effective Algorithm for Computing the Numerical Range preprint, 1995. 34. A Project on Circles in Space in Resources for Teaching Linear Algebra, edited by D. Carlson, et al., MAA, Washington, 1997. 35. (with B.D. MacCluer) Linear Fractional Maps of the Ball and Their Composition Operators Acta Sci. Math. (Szeged), 66; 351-376, 2000. 36. (with D.E. Crosby) Redundant Matrices for Linear Transformations preprint 37. (with B.D. MacCluer) Some Problems on Composition Operators, in "Studies in Composition Operators", Contemporary Mathematics vol. 213 edited by F. Jafari, et al., Amer. Math. Soc., Providence, 1998, 17-25. 38. On the Centrality of Linear Algebra in the Curriculum a) (abridged) MAA FOCUS, vol 17 no 4; 6-7, August 1997. b) (full) MAA Online: http://www.maa.org/features/cowen.html August 1997. 39. (with B.D. MacCluer) Schroeder's Equation in Several Variables, Taiwanese J. Math., 7; 129-154, 2003. 40. (with G.B. Jones) Building External Constituencies and Departmental Fund Raising. Academic Leader, 19(6); 4-5, 2003. 41. (with D.E. Crosby, D.L. Horine, R.M. Ortiz Albino, A.E. Richman, Y.C. Yeow, and B.S. Zerbe) Geometric Properties of Linear Fractional Maps, preprint, 2003.

BOOKS

(with B.D. MacCluer) "Composition Operators on Spaces of Analytic Functions" CRC Press, Boca Raton, 1995 (xii+388 pages) "Introduction to Matrix Analysis for Engineering and Science" West Pickle Press, 1996 (viii+410 pages) "Linear Algebra for Engineering and Science" West Pickle Press, 1996 (viii+462 pages)

PH.D. STUDENTS:

James W. Carlson Weighted Composition Operators on l^2 Ph.D., May 1985 R.K. CampbellWright On the Equivalence of Composition Operators on H^2 Ph.D., December 1989 Houcine Sadraoui Hyponormality of Toeplitz and Composition Operators Ph.D., May 1992 Paul Hurst Linear Fractional Composition Operators on Weighted Hardy Spaces Ph.D., August 1995 Mark Ho Spectra of Slant Toeplitz Operators Ph.D., August 1996 Rebecca Wahl Composition Operators with Multivalent Symbol Ph.D., August 1997 Tamara Worner Commutants of Some Composition Operators on the Hardy Space Ph.D., December 1998 Kathryn Lewis Hyponormality of Bergman Toeplitz Operators Ph.D., December 1999 Ruth Enoch Formal Power Series Solutions for Schroeder's Equation in Several Complex Variables Ph.D., August 2004

TITLES OF RECENT INVITED ADDRESSES:

Rearranging the Alternating Harmonic Series
Connections Between Mathematics and Biology
Leontief Input-Output Models and Their Mathematical Cousins
Circular Symmetry Among Composition Operators
Fixed Points of Functions Analytic on the Unit Disk
Schroeder's Functional Equation for Functions Analytic on the Ball
Composition Operators on Spaces of Analytic Functions on the Ball
Some Open Problems about Composition Operators on Spaces of Analytic Functions
Slant Toeplitz Operators on H^2 
Hyponormal Toeplitz Operators
Spectra of Some Composition Operators
Finding the Norm of a Hadamard (Schur) Multiplier
On the Centrality of Linear Algebra in the Curriculum
A Project on Circles in Space
Using BIG Numbers to Keep BIG Secrets
The Farmer's Legacy:  An Isoperimetric Problem
What is the Singular Value Decomposition (and why should I care)?

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