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

2023, Number 11


Uniqueness of the kernel determination problem in an integro-differential parabolic equation with variable coefficient
D. K. Durdiev, J. Z. Nuriddinov
3
On a modification of Visser's formal logic and its connection with Solovay's modal logic
Ya. I. Petrukhin
15
Curves whose arcs with a fixed origin are similar
I. V. Polikanova
26
Method and algorithm for calculating isobaric and non-isobaric three-dimensional turbulent jets of reacting gases
S. Khodjiev
41
Compound cubature formulas on a lattice
Kh. M. Shadimetov, N. H. Mamatova
59
Approximation of the Lebesgue constant of the Fourier operator by a logarithmic-fractional-rational function
I. A. Shakirov
75

Brief communications
Invariant subspaces in nonquasianalytic spaces of $\Omega$-ultradifferentiable functions on an interval
N. F. Abuzyarova
86
Finite element modeling of the eigenvibrations of the square plate with attached oscillator
D. M. Korosteleva, S. I. Solov'ev
92
The Riemann problem in a half-plane for generalized analytic functions with a supersingular point on the contour of the boundary condition
P. L. Shabalin
98


© Steklov Math. Inst. of RAS, 2025