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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

2008, Volume 359

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Computational methods and algorithms. Part XXI


The Perron–Frobenius theorem – a proof with the use of Markov chains
Yu. A. Al'pin, V. S. Al'pina
5
Asymptotic decompositions for coordinate splines
Yu. K. Dem'yanovich
17
Gaussian elimination and the ranks of the components in the Cartesian decomposition of a matrix
Kh. D. Ikramov
31
Decomplexification of eigenvalue and coneigenvalue problems
Kh. D. Ikramov
36
On the ranks of principal submatrices of diagonalizable matrices
Kh. D. Ikramov
42
On the product of two skew-Hamiltonian matrices or two skew-symmetric matrices
Kh. D. Ikramov, H. Fassbender
45
Inclusion sets for the singular values of a square matrix
L. Yu. Kolotilina
52
On circuit inclusion sets for the singular values of a square matrix
L. Yu. Kolotilina
78
Inclusion sets for the singular values of a rectangular matrix
L. Yu. Kolotilina
94
Erratum to “Improving Chistyakov's bounds for the Perron root of a nonnegative matrix”
L. Yu. Kolotilina
106
To solving problems of algebra for two-parameter polynomial matrices. 1
V. N. Kublanovskaya
107
To solving problems of algebra for two-parameter matrices. 2
V. N. Kublanovskaya
150
To solving problems of algebra for two-parameter matrices. 3
V. N. Kublanovskaya, V. B. Khazanov
166
An error bound of the Ritz method for a singular second-order differential equation
M. N. Yakovlev
208


© Steklov Math. Inst. of RAS, 2025