An estimate of approximation of an analytic function of two matrices by a polynomial

DOI10.1134/s1995080224601206MaRDI QIDQ6634953

V. G. Kurbatov, I. V. Kurbatova

Publication date: 8 November 2024

Published in: Lobachevskii Journal of Mathematics (Search for Journal in Brave)

zbMATH Keywords

error estimatematrix polynomialfunction of two matricestensor products bivariate interpolation

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) (47A56) Approximation in the complex plane (30E10) Numerical methods for matrix equations (65F45)

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