Hermite-Pade approximants for systems of Markov-type functions

被引:81
|
作者
Gonchar, AA [1 ]
Rakhmanov, EA [1 ]
Sorokin, VN [1 ]
机构
[1] MOSCOW MV LOMONOSOV STATE UNIV, MOSCOW 117234, RUSSIA
关键词
D O I
10.1070/SM1997v188n05ABEH000225
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
The Hermite-Pade approximants are studied for systems of Markov functions (introduced in this paper) with structure described by a fixed graph. Results of an asymptotic nature are stated in terms of certain equilibrium problems of potential theory concerning vector potentials. Bibliography: 17 titles.
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页码:671 / 696
页数:26
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