Best approximations by rational functions with a fixed number of poles

DOI10.1007/BF00971467zbMath0554.41023MaRDI QIDQ759941

K. N. Lungu

Publication date: 1984

Published in: Siberian Mathematical Journal (Search for Journal in Brave)

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by rational functions (41A20)

Related Items (3)

The De La Vallée Poussin sums of Fourier-Chebyshev rational integral operators and approximations to Poisson integrals on the segment ⋮ The Riesz-Zygmund sums of Fourier-Chebyshev rational integral operators and their approximation properties ⋮ Conjugate rational Fourier-Chebyshev operator and its approximation properties

Cites Work

• NOTE ON DEGREE OF APPROXIMATION TO ANALYTIC FUNCTIONS BY RATIONAL FUNCTIONS WITH PREASSIGNED POLES
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