Submitted papers
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(with A. Gabrielov)
Spectral loci of Sturm--Liouville operators with polynomial potentials.
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(with M. Barrett) On the spherical derivative of a rational function.
Preprints and talks
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Herbert Stahl's proof of the BMV conjecture. (Seminar talk at Purdue
in January 2013. Version of February 2).
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Linear independence of exponentials on the real line.
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Linear differential equations whose general solutions are elementary entire
functions.
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Schwarzian derivatives of rational functions.
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Goldberg's constants (a seminar talk at Purdue University, Oct. 2011).
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Simultaneous stabilization (a seminar talk at Purdue University, Oct. 2011).
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Uniform approximation of sgn(x) on two intervals, Colloquium talk on paper 138,
2011.
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Lectures on Nevanlinna theory
in the Weizmann Institute, Dec. 2010, corrected on July 15, 2012.
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Disconjugacy and the Secant Conjecture (talk at AIM, Oct 2010)
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Wronski map, Schubert calculus and Pole Placement (talk at AIM, Oct. 2010)
pdf Singular perturbation and real spectral loci, Colloquium talk on
paper 143. Last modified on August 18, 2010.
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Geometric theory of meromorphic functions.
(Lectures in U. Michigan in May 2006.
This is an expanded version of my paper 104)
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Elementary proof of the B. and M. Shapiro
conjecture for rational functions,
Oct. 10, 2005 (expanded version).
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Progress in entire and meromorphic functions, 2003
(Report on the problems from Hayman's collection).
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Sleeping armadillos and Dirichlet Principle (2003)
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Numbers and Functions. Introduction to
Vojta's analogy, 1999.
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Julia directions for holomorphic curves, 1994.
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pdf Jentzsch sets of functions analytic
in the unit disc (1993)
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Julia sets are uniformly perfect, 1992.
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Linear independence of exponentials.
List of publications