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JOURNALS // Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika // Archive

2021, Number 1


The solvability of a system of nonlinear equations
V. S. Mokeychev
3
Trigonometric series with coefficients general monotone with respect to subsequences
I. E. Simonova, B. V. Simonov
11
Solvability of a certain system of singular integral equations with convex nonlinearity on the positive half-line
Kh. A. Khachatryan, H. S. Petrosyan
31
$n$-Torsion clean and almost $n$-torsion clean matrix rings
A. Cîmpean, P. Danchev
52
Inhomogeneous Hilbert boundary value problem with several points of logarithmic turbulence
P. L. Shabalin, A. Kh. Fatykhov
64
Double- and simple-layer potentials for a three-dimensional elliptic equation with a singular coefficient and their applications
T. G. Ergashev
81
Letter to the editors
Y. A. Rovba, P. G. Patseika
97


© Steklov Math. Inst. of RAS, 2025