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Found 41 Documents (Results 1–41)

Semiclassical asymptotics of the spectrum of a two-dimensional Hartree type operator near boundaries of spectral clusters. (English. Russian original) Zbl 1500.81036

J. Math. Sci., New York 264, No. 5, 617-632 (2022); translation from Probl. Mat. Anal. 116, 119-133 (2022).
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Annular and circular rigid inclusions planted into a penny-shaped crack and factorization of triangular matrices. (English) Zbl 1472.74187

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Generalized Mandelbrot and Julia sets in a family of planar angle-doubling maps. (English) Zbl 1453.37040

Bohner, Martin (ed.) et al., Difference equations and discrete dynamical systems with applications. ICDEA 24, Dresden, Germany, May 21–25, 2018. Proceedings of the 24th international conference on difference equations and applications. Cham: Springer. Springer Proc. Math. Stat. 312, 21-54 (2020).
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Gauss-Arnoldi quadrature for \( \langle(zI-A)^{-1}\varphi,\,\varphi\rangle\) and rational Padé-type approximation for Markov-type functions. (English. Russian original) Zbl 1161.65011

Sb. Math. 199, No. 2, 185-206 (2008); translation from Mat. Sb. 199, No. 2, 27-48 (2008).
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