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2020, Volume 496  
| General information | Contents |


Computational methods and algorithms. Part XXXIII


Nonnegative chainable matrices
Yu. A. Al'pin, I. V. Bashkin 		5–25
Conjugate direction methods for multiple solution of SLAEs
Y. L. Gurieva, V. P. Il'in 		26–42
Linear immanant converters on skew-symmetric matrices of order $4$
A. E. Guterman, M. A. Duffner, I. A. Spiridonov 		43–60
Relation graphs of the sedenion algebra
A. E. Guterman, S. A. Zhilina 		61–86
Congruence verification for involutive matrices
Kh. D. Ikramov 		87–93
Congruence of unitary matrices
Kh. D. Ikramov 		94–96
The structure of solutions of the matrix equation $J_n(0) Y + Y^{\mathsf{T}} J_n(0) = 0$ for even $n$
Kh. D. Ikramov 		97–100
Specific features of cosquares of special matrices in indefinite metric spaces
Kh. D. Ikramov 		101–103
Parallel changing triangular iterative methods in Krylov subspaces
V. P. Il'in 		104–119
New two-sided bounds for the Perron root and related nonsingularity criteria
L. Yu. Kolotilina 		120–137
A block generalization of Nekrasov matrices
L. Yu. Kolotilina 		138–155
Matrix representation of filter banks corresponding to spline wavelets with shifted supports
O. M. Kosogorov, A. A. Makarov, S. V. Makarova 		156–168
The length of the group algebra of the dihedral group of order $2^k$
O. V. Markova, M. A. Khrystik 		169–181
Computation of Jordan semi-lattices of vectors of a multiparameter polynomial matrix
V. B. Khazanov 		182–194
Converting column majorization
P. M. Shteyner 		195–215
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