The norm of minimal polynomials on several intervals

JOURNAL OF APPROXIMATION THEORY

卷:163

Article

Totik, Vilmos^1,2 

[1] Univ Szeged, Bolyai Inst, Anal Res Grp, Hungarian Acad Sci, H-6720 Szeged, Hungary

[2] Univ S Florida, Dept Math & Stat, Tampa, FL 33620 USA

关键词: Minimal polynomials;    Several intervals;   

DOI  :  10.1016/j.jat.2010.07.002

来源: Elsevier

【 摘 要 】

Using works of Franz Peherstorfer, we examine how close the nth Chebyshev number for a set E of finitely many intervals can get to the theoretical lower limit 2cap(E)(n). (C) 2010 Elsevier Inc. All rights reserved.

【 授权许可】

Free