Characteristics of spectra of higher order difference operators and the convergence of the joint rational approximations

zbMath0927.47024MaRDI QIDQ1363951

Valeriy A. Kalyagin

Publication date: 13 December 1999

Published in: Doklady Mathematics (Search for Journal in Brave)

zbMATH Keywords

Hermite-Pade approximationsoperator spectral theoryspectrum of some difference operator

Mathematics Subject Classification ID

Approximation by rational functions (41A20) Linear difference operators (47B39) Applications of operator theory in numerical analysis (47N40)

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