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2012, Volume 405  
| General information | Contents |


Computational methods and algorithms. Part XXV


To the memory of V. N. Kyblanovskaya
 7–12
Combinatorial properties of irreducible semigroups of nonnegative matrices
Yu. A. Al'pin, V. S. Al'pina 		13–23
Sparse matrix storage formats and acceleration of iterative solution of linear algebraic systems with dense matrices
R. R. Akhunov, S. P. Kuksenko, V. K. Salov, T. R. Gazizov 		24–39
Optimization of the $\mathrm{ILU}(0)$ factorization algorithm with the use of compressed sparse row format
R. R. Akhunov, S. P. Kuksenko, V. K. Salov, T. R. Gazizov 		40–53
Numerical solution of the matrix equations $AX+X^TB=C$ and $X+AX^TB=C$ with rectangular coefficients
Y. O. Vorontsov, Kh. D. Ikramov 		54–58
Estimating the second coefficient in the class of typically real functions with two function values prescribed
E. G. Goluzina 		59–66
Monotone maps on matrices of index one
A. E. Guterman, M. A. Efimov 		67–96
Spline-wavelets in the case of a single local coarsening of the grid
Yu. K. Dem'yanovich 		97–118
Antilinear operators and special matrices
Kh. D. Ikramov 		119–126
Solving systems of linear equations with quasi-Toeplitz coefficient matrices
Kh. D. Ikramov 		127–132
Unitary congruence to a conjugate-normal matrix
Kh. D. Ikramov 		133–137
Upper bounds for the second largest eigenvalue of symmetric nonnegative matrices
L. Yu. Kolotilina 		138–163
To solving spectral problems for $q$-parameter polynomial matrices. 3
V. N. Kublanovskaya 		164–169
To solving problems of algebra for two-parameter matrices. 10
V. N. Kublanovskaya 		170–185
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