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Found 4,967 Documents (Results 1–100)

Chebyshev approximation of multivariable functions by a logarithmic expression. (English. Ukrainian original) Zbl 07683878

Cybern. Syst. Anal. 59, No. 2, 317-324 (2023); translation from Kibern. Sist. Anal. 59, No. 2, 158-165 (2023).
MSC:  41Axx 33-XX
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Chebyshev approximation of multivariable functions by a constrained rational expression. (English. Ukrainian original) Zbl 07683863

Cybern. Syst. Anal. 59, No. 1, 146-155 (2023); translation from Kibern. Sist. Anal. 59, No. 1, 169-179 (2023).
MSC:  41Axx 65Dxx 41-XX
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A system of nonlinear difference equations for recurrence relation coefficients of a modified Jacobi weight. (English) Zbl 07672796

Filipuk, Galina (ed.) et al., Recent trends in formal and analytic solutions of diff. equations. Virtual conference, University of Alcalá, Alcalá de Henares, Spain, June 28 – July 2, 2021. Providence, RI: American Mathematical Society (AMS). Contemp. Math. 782, 111-118 (2023).
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The second moment theory of families of \(L\)-functions-the case of twisted Hecke \(L\)-functions. (English) Zbl 07653275

Memoirs of the American Mathematical Society 1394. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-5678-8/pbk; 978-1-4704-7350-1/ebook). v, 148 p. (2023).
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Retracted: Some cardinality estimates for the set of correlation-immune Boolean functions. (English. Russian original) Zbl 07656120

Discrete Math. Appl. 32, No. 6, 383-388 (2022); translation from Diskretn. Mat. 33, No. 1, 12-19 (2021); retraction note Discrete Math. Appl. 32, No. 6, 417 (2022).
MSC:  94D10
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