No. 3 (107)/2022

DOI: https://doi.org/10.31489/2518-7929/2022-107-3
Published: 30.09.2022

Full Issue

MATHEMATICS

  • Global solvability of a nonlinear Boltzmann equation

    Views: 133
    A.Sh. Akysh (Akishev)
    4-16
    DOI: https://doi.org/10.31489/2022m3/4-16

  • New exact solutions of space-time fractional Schrödinger-Hirota equation

    Views: 243
    V. Ala
    17-24
    DOI: https://doi.org/10.31489/2022m3/17-24

  • Stability of the time-dependent identification problem for delay hyperbolic equations

    Views: 140
    A. Ashyralyev, B. Haso
    25-34
    DOI: https://doi.org/10.31489/2022m3/25-34

  • Attractors of 2D Navier–Stokes system of equations in a locally periodic porous medium

    Views: 160
    K.A. Bekmaganbetov, G.A. Chechkin, A.M. Toleubay
    35-50
    DOI: https://doi.org/10.31489/2022m3/35-50

  • Estimates of singular numbers (s-numbers) for a class of degenerate elliptic operators

    Views: 155
    S.Zh. Igisinov, L.D. Zhumaliyeva, A.O. Suleimbekova, Ye.N. Bayandiyev
    51-58
    DOI: https://doi.org/10.31489/2022m3/51-58

  • A priori estimate of the solution of the Cauchy problem in the Sobolev classes for discontinuous coefficients of degenerate heat equations

    Views: 148
    U.K. Koilyshov, K.A. Beisenbaeva, S.D. Zhapparova
    59-69
    DOI: https://doi.org/10.31489/2022m3/59-69

  • Two theorems on estimates for solutions of one class of nonlinear equations in a finite-dimensional space

    Views: 171
    B.D. Koshanov, N. Kakharman, R.U. Segizbayeva, Zh.B. Sultangaziyeva
    70-84
    DOI: https://doi.org/10.31489/2022m3/70-84

  • A different look at the soft topological polygroups

    Views: 139
    R. Mousarezaei, B. Davvaz
    85-97
    DOI: https://doi.org/10.31489/2022m3/85-97

  • Existence and smoothness of solutions of a singular differential equation of hyperbolic type

    Views: 164
    M.B. Muratbekov, Ye.N. Bayandiyev
    98-104
    DOI: https://doi.org/10.31489/2022m3/98-104

  • Multipliers in weighted Sobolev spaces on the axis

    Views: 148
    A. Myrzagaliyeva
    105-115
    DOI: https://doi.org/10.31489/2022m3/105-115

  • Some Convergent Summation Theorems For Appell’s Function F1 Having Arguments −1, 1/2

    Views: 152
    M.I. Qureshi, M.S. Baboo, A. Ahmad
    116-123
    DOI: https://doi.org/10.31489/2022m3/116-123

  • On recognizing groups by the bottom layer

    Views: 145
    V.I. Senashov, I.A. Paraschuk
    124-131
    DOI: https://doi.org/10.31489/2022m3/124-131

  • The Bessel equation on the quantum calculus

    Views: 230
    S. Shaimardan, N.S. Tokmagambetov, Y. Aikyn
    132-144
    DOI: https://doi.org/10.31489/2022m3/132-144

  • Well-posedness of the initial-boundary value problems for the time-fractional degenerate diffusion equations

    Views: 157
    A.G. Smadiyeva
    145-151
    DOI: https://doi.org/10.31489/2022m3/145-151

  • Construction of stochastic differential equations of motion in canonical variables

    Views: 117
    M.I. Tleubergenov, G.K. Vassilina, S.R. Seisenbayeva
    152-162
    DOI: https://doi.org/10.31489/2022m3/152-162

  • Forcing companions of Jonsson AP-theories

    Views: 137
    A.R. Yeshkeyev, I.O. Tungushbayeva, M.T. Omarova
    163-173
    DOI: https://doi.org/10.31489/2022m3/152-163