Co-convexial reflector curves with applications

The concept of reflector curves for convex compact sets of reflecting type in the complex plane was introduced by the authors in a recent paper (to appear in J. Math. Anal. and Appln.) in their attempt to solve a problem related to Stieltjes and Van Vleck polynomials. Though, in the said paper, cert...

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Main Authors: Abdallah M. Al-Rashed, Neyamat Zaheer
Format: Article
Language:English
Published: Wiley 1987-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171287000309
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author Abdallah M. Al-Rashed
Neyamat Zaheer
author_facet Abdallah M. Al-Rashed
Neyamat Zaheer
author_sort Abdallah M. Al-Rashed
collection DOAJ
description The concept of reflector curves for convex compact sets of reflecting type in the complex plane was introduced by the authors in a recent paper (to appear in J. Math. Anal. and Appln.) in their attempt to solve a problem related to Stieltjes and Van Vleck polynomials. Though, in the said paper, certain convex compact sets (e.g. closed discs, closed line segments and the ones with polygonal boundaries) were shown to be of reflecting type, it was only conjectured that all convex compact sets are likewise. The present study not only proves this conjecture and establishes the corresponding results on Stleltjes and Van Vleck polynomials in its full generality as proposed earlier by the authors, but it also furnishes a more general family of curves sharing the properties of confocal ellipses.
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publishDate 1987-01-01
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series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-47dda9c89a734379a99de307a412cc902025-02-03T05:58:07ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251987-01-0110223324010.1155/S0161171287000309Co-convexial reflector curves with applicationsAbdallah M. Al-Rashed0Neyamat Zaheer1Department of Mathematics, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi ArabiaDepartment of Mathematics, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi ArabiaThe concept of reflector curves for convex compact sets of reflecting type in the complex plane was introduced by the authors in a recent paper (to appear in J. Math. Anal. and Appln.) in their attempt to solve a problem related to Stieltjes and Van Vleck polynomials. Though, in the said paper, certain convex compact sets (e.g. closed discs, closed line segments and the ones with polygonal boundaries) were shown to be of reflecting type, it was only conjectured that all convex compact sets are likewise. The present study not only proves this conjecture and establishes the corresponding results on Stleltjes and Van Vleck polynomials in its full generality as proposed earlier by the authors, but it also furnishes a more general family of curves sharing the properties of confocal ellipses.http://dx.doi.org/10.1155/S0161171287000309generalized Lame' differential equationsStieltjes polynomials Van Vleck polynomials and co-convexial reflector curves.
spellingShingle Abdallah M. Al-Rashed
Neyamat Zaheer
Co-convexial reflector curves with applications
International Journal of Mathematics and Mathematical Sciences
generalized Lame' differential equations
Stieltjes polynomials
Van Vleck polynomials and co-convexial reflector curves.
title Co-convexial reflector curves with applications
title_full Co-convexial reflector curves with applications
title_fullStr Co-convexial reflector curves with applications
title_full_unstemmed Co-convexial reflector curves with applications
title_short Co-convexial reflector curves with applications
title_sort co convexial reflector curves with applications
topic generalized Lame' differential equations
Stieltjes polynomials
Van Vleck polynomials and co-convexial reflector curves.
url http://dx.doi.org/10.1155/S0161171287000309
work_keys_str_mv AT abdallahmalrashed coconvexialreflectorcurveswithapplications
AT neyamatzaheer coconvexialreflectorcurveswithapplications