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Vol. 76 No. 5 (2024)

Published: 06.06.2024

Research articles

Two-point boundary-value problems for differential equations with generalized piecewise-constant argument

Anar T. Assanova, Roza E. Uteshova

631 - 646
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Stable difference scheme for the numerical solution of the source identification problem for hyperbolic equations

Allaberen Ashyralyev, Fathi Emharab

647 - 663
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Approximation of double Walsh–Fourier series by means of the matrix transform

István Blahota

664 - 679
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Boundary-value problems for the Lyapunov equation. II

O. Boichuk, Ye. Panasenko, O. Pokutnyi

680 - 694
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Combined methods for solving degenerate unconstrained optimization problems

Viktor Zadachyn, Maxim Bebiya

695 - 718
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Graphs with large Steiner number

J. John, M. S. Malchijah Raj

719 - 727
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On the structure of the algebra of derivations of some low-dimensional Leibniz algebras

L. Kurdachenko, M. Semko, V. Yashchuk

728 - 742
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On the equivalence of polynomial matrices over a field

V. Prokip

743 - 750
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On the behavior of one class of mappings acting upon domains with locally quasiconformal boundary

E. Sevost’yanov, O. Dovhopiatyi, N. Ilkevych, M. Androshchuk

751 - 764
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Reduction of the Gram operator for some classes of the systems of subspaces

O. Strіlets

765 - 775
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Short communications

Estimation of the centroid Banach–Mazur distance between planar convex bodies

Marek Lassak

776 - 781
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Pseudodifferential equations with regular singularity for radial functions of the $p$ -adic argument

M. Serdiuk

782 - 788
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