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

2023, Number 7


Conditions for the existence of eigenvalues of a three-particle lattice model Hamiltonian
B. I. Bahronov, T. H. Rasulov, M. Rehman
3
Fatou's theorem for $A(z)$-analytic functions
N. M. Zhabborov, B. E. Husenov
13
On estimates for maximal operators
I. A. Ikromov, A. M. Barakayev
23
About linear uniformalization for countable family of topological properties
Dz. N. Kazhamiakin
34
Solution of three systems of functional equations related to complex, double and dual numbers
V. A. Kyrov, G. G. Mikhailichenko
42
Fundamental solution of a singular Bessel differential operator with a negative parameter
L. N. Lyakhov, Yu. N. Bulatov, S. A. Roshchupkin, E. L. Sanina
52
A convex combination of two quadratic stochastic operators acting in the $2D$-simplex
B. J. Mamurov
66
Invariant measure of circle maps with mixed type of singularities
U. A. Safarov
71

Brief communications
Grading of a semigroup $C^*$-algebra by a local group
S. A. Grigoryan, A. Sh. Sharafutdinov
85
Application of the Wu model for solving the inverse problem of designing supercavitating hydrofoils
D. V. Maklakov, S. E. Gazizova
91


© Steklov Math. Inst. of RAS, 2025