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On perfect Nikishin systems

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URI: https://hdl.handle.net/10016/6330
ISSN: 1617-9447
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perfect_lagomasino_cmft_2002_ps.pdf (166.08 KB)
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2002
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Herldermann Verlag
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Abstract
We prove perfectness for Nikishin systems made up of three functions and apply this to the convergence of the associated Hermite-Padé approximant.
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12 pages, no figures.-- MSC1991 code: Primary 42C05.-- Publisher's full-text version available Open Access at: http://www.heldermann-verlag.de/cmf/cmf02/cmf0224.pdf
MR#: MR2038130 (2005c:42026)
Zbl#: Zbl 1065.42020
Keywords
Hermite-Padé approximation, Simultaneous approximation, Normal indices
Bibliographic citation
Computational Methods and Function Theory, 2002, vol. 2, n. 2, p. 415-426
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