A de Montessus de Ballore theorem for best rational approximation over the whole plane

DOI10.1016/0021-9045(88)90012-3zbMath0688.41020OpenAlexW2044642334MaRDI QIDQ1263762

I. Momoniat

Publication date: 1988

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(88)90012-3

zbMATH Keywords

poleschordal distance

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation in the complex plane (30E10) Approximation by rational functions (41A20)

Related Items

Convergence theorems for rows of differential and algebraic Hermite- Padé approximations

Cites Work

• Best approximation over the whole complex plane
• ON THE CONVERGENCE OF GENERALIZED PADÉ APPROXIMANTS OF MEROMORPHIC FUNCTIONS
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