Christoffel Functions for Weights with Jumps

被引：2

作者：

Nevai, Paul ^{[1
]}

Totik, Vilmos ^{[2
,3
]}

机构：

[1] KAU, Jeddah, Saudi Arabia

[2] Univ Szeged, Bolyai Inst, MTA SZTE Anal & Stochast Res Grp, H-6720 Szeged, Hungary

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

来源：

CONSTRUCTIVE APPROXIMATION | 2015年 / 42卷 / 02期

基金：

美国国家科学基金会;

关键词：

Christoffel functions; Asymptotics; Discontinuous weight functions; Weight functions with jump; Weight functions with first kind discontinuities; POLYNOMIALS; UNIVERSALITY; ASYMPTOTICS; CONJECTURE; CAPACITY;

D O I：

10.1007/s00365-014-9255-1

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

The asymptotic behavior of Christoffel functions is determined at points where the density of the corresponding measure has a jump discontinuity.

引用

页码：265 / 280

页数：16

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