Izv. Vyssh. Uchebn. Zaved. Mat., 2023, Number 5

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

2023, Number 5

	On the Dirichlet problem in rectangle area for Lavrentiev–Bitsadze equation A. A. Abashkin	3
	On fractional powers of the Schrödinger operator with a potential singular on manifolds T. N. Alikulov, A. R. Khalmukhamedov	11
	Reconstruction of the Cauchy–Riemann operator by complex integration operators along circles N. P. Volchkova, Vit. V. Volchkov	20
	Classical solutions of hyperbolic differential-difference equation with shift by an arbitrary vector N. V. Zaitseva, A. B. Muravnik	34
	Determination of the jump of a function of $m$-harmonic bounded variation by its Fourier series A. A. Kelzon	41
	Exact regions of mutual variation of coefficients of holomorphic self-maps of a disc with fixed points O. S. Kudryavtseva	48
	A new generalization of metric spaces satisfying the $T_2$-separation axiom and some related fixed point results Y. Touail	58
	On the best simultaneous approximation of functions in the Bergman space $B_{2}$ Kh. M. Khuromonov	71

Brief communications
	On approach to the study of the periodic problem for random differential equations S. V. Kornev, P. S. Korneva, N. E. Iakusheva	82
	Asymptotics of the exterior conformal modulus of a quadrilateral under stretching map S. R. Nasyrov, V. G. Nguyen	89
	Effectively infinite classes of numberings of computable families of reals M. Kh. Faizrahmanov	96