On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials

We investigate the strong asymptotics of Heine-Stieltjes polynomials - polynomial solutions of a second order differential equations with complex polynomial coefficients. The solution is given in terms of critical measures (saddle points of the weighted logarithmic energy on the plane), that are tig...

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Main Authors: Martínez-Finkelshtein, Andrei, Rakhmanov, Evgenii A.
Format: info:eu-repo/semantics/article
Language:English
Published: 2017
Online Access:http://hdl.handle.net/10835/4878
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author Martínez-Finkelshtein, Andrei
Rakhmanov, Evgenii A.
author_facet Martínez-Finkelshtein, Andrei
Rakhmanov, Evgenii A.
author_sort Martínez-Finkelshtein, Andrei
collection DSpace
description We investigate the strong asymptotics of Heine-Stieltjes polynomials - polynomial solutions of a second order differential equations with complex polynomial coefficients. The solution is given in terms of critical measures (saddle points of the weighted logarithmic energy on the plane), that are tightly related to quadratic differentials with closed trajectories on the plane. The paper is a continuation of the research initiated in [arXiv:0902.0193]. However, the starting point here is the WKB method, which allows to obtain the strong asymptotics.
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spelling oai:repositorio.ual.es:10835-48782023-04-12T19:38:10Z On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials Martínez-Finkelshtein, Andrei Rakhmanov, Evgenii A. We investigate the strong asymptotics of Heine-Stieltjes polynomials - polynomial solutions of a second order differential equations with complex polynomial coefficients. The solution is given in terms of critical measures (saddle points of the weighted logarithmic energy on the plane), that are tightly related to quadratic differentials with closed trajectories on the plane. The paper is a continuation of the research initiated in [arXiv:0902.0193]. However, the starting point here is the WKB method, which allows to obtain the strong asymptotics. 2017-06-21T10:03:03Z 2017-06-21T10:03:03Z 2010 info:eu-repo/semantics/article http://hdl.handle.net/10835/4878 en Attribution-NonCommercial-NoDerivatives 4.0 Internacional http://creativecommons.org/licenses/by-nc-nd/4.0/ info:eu-repo/semantics/openAccess First published in Contemporary Mathematics in 507, 209-232 (2010), published by the American Mathematical Society
spellingShingle Martínez-Finkelshtein, Andrei
Rakhmanov, Evgenii A.
On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials
title On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials
title_full On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials
title_fullStr On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials
title_full_unstemmed On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials
title_short On asymptotic behavior of Heine-Stieljes and Van Vleck polynomials
title_sort on asymptotic behavior of heine-stieljes and van vleck polynomials
url http://hdl.handle.net/10835/4878
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