Zap. Nauchn. Sem. POMI, 2022, Volume 514

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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

2022, Volume 514

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General information

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Contents

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Computational methods and algorithms. Part XXXV

	An upper bound for the chainable index Yu. A. Alpin, A. E. Guterman, E. R. Shafeev		5
	On doubly alternative zero divisors in Cayley–Dickson algebras S. A. Zhilina		18
	On a nontrivial situation with pseudounitary eigenvalues of a positive definite matrix Kh. D. Ikramov		55
	Multigrid methods of incomplete factorization in Krylov subspaces V. P. Ilin		61
	Upper bounds for $\\|A^{-1}Q\\|_\infty$ L. Yu. Kolotilina		77
	On SDD$_1$ matrices L. Yu. Kolotilina		88
	A method for solving the Fredholm integral equation of the first kind E. K. Kulikov, A. A. Makarov		113
	Length function and simultaneous triangularization of matrix pairs O. V. Markova		126
	Orthogonality graphs of direct sums of rings and semisimple Artinian rings O. V. Markova, D. Yu. Novochadov		138
	Classification of the total and regular graphs of three-point sets V. V. Promyslov		167
	Pairs of symmetric and skew-symmetric Toeplitz matrices whose squares coincide V. N. Chugunov		193
	Linear operators preserving and converting majorizations of $(0, 1)$-vectors P. M. Shteyner		204

© Steklov Math. Inst. of RAS, 2025