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VARIATION OF PARAMETERS AND HÖLDER-TYPE STABILITY IN UNPERTURBED MATRIX DIFFERENTIAL SYSTEMS WITH INITIAL TIME DIFFERENCE

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Authors: C. YAKAR, D. KARSLIOGLU

Keywords: differential equations, initial time difference, Hölder stability, variation of parameters

DOI:  https://doi.org/10.32010/j.bmj.2026.03

 

THE UNIQUENESS OF RECONSTRUCTION OF DIFFUSION OPERATORS WITH BOUNDARY CONDITION DEPENDING QUADRATICALLY ON THE SPECTRAL PARAMETER

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Authors: I. M. NABIEV, L. I. MAMMADOVA, G. S. MAMMEDZADEH

Keywords: diffusion operator, non-separated boundary conditions, spectrum, inverse problem

DOI:  https://doi.org/10.32010/j.bmj.2026.02

 

ON AN APPROXIMATE SOLUTION OF ONE CLASS OF SYSTEMS OF INTEGRAL EQUATIONS OF THE SECOND KIND

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Authors: E. H. KHALILOV

Keywords: Maxwell’s equations, systems of integral equations, collocations method

DOI:  https://doi.org/10.32010/j.bmj.2026.01

 

VOLUME 1, ISSUE 2

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COVER and CONTENTS

1. Transverse shear of an isotropic elastic medium in the case when the binder and inclusions are weakened by crack initiation
   A. K. MEKHDIEV, R. K. MEKHTIEV
   Baku Math J, 2022, 1 (2), 125-144
   DOI: https://doi.org/10.32010/j.bmj.2022.13     Full Text: PDF

2. About one boundary value problem for a non-classic type differential equation
   M. E. KERIMOVA, M. M. SABZALIYEV
   Baku Math J, 2022, 1 (2), 145-149
   DOI: https://doi.org/10.32010/j.bmj.2022.14     Full Text: PDF

3. On the asymptotic behavior of solutions of the Sturm-Liouville equation with an oscillating potential
   A. R. SAGITOVA, A. V. SHAKIROVA, Ya. T. SULTANAEV
   Baku Math J, 2022, 1 (2), 150-154
   DOI: https://doi.org/10.32010/j.bmj.2022.15     Full Text: PDF

4. Studying the solution of the system of differential equations obtained in simulation of gas-lift
   process by the relaxation method

   O. Z. NAMAZOV, R. M. TAGIYEV
   Baku Math J, 2022, 1 (2), 155-163
   DOI: https://doi.org/10.32010/j.bmj.2022.16     Full Text: PDF

5. The regularized trace formula for ”weighted” Sturm-Liouville equation with δ-interaction
   A. KARAKUŞ, M. Dzh. MANAFOV
   Baku Math J, 2022, 1 (2), 164-171
   DOI: https://doi.org/10.32010/j.bmj.2022.17     Full Text: PDF

6. Basicity of the systems of sines and cosines with linear phases in grand-Sobolev spaces
   T. R. MURADOV, S. A. NURIEVA, V. F. SALMANOV
   Baku Math J, 2022, 1 (2), 172-178
   DOI: https://doi.org/10.32010/j.bmj.2022.18     Full Text: PDF

7. Inverse Sturm–Liouville problems with polynomials in nonseparated boundary conditions
   A. M. AKHTYAMOV, Kh. R. MAMEDOV, Ya. T. SULTANAEV
   Baku Math J, 2022, 1 (2), 179-194
   DOI: https://doi.org/10.32010/j.bmj.2022.19    Full Text: PDF

8. Inverse boundary value problem for nonlinear diffusion equation with non-local time-integral
   conditions of the second kind
   M. Yu. SALIMOV, A. A. SALIMOVA
   Baku Math J, 2022, 1 (2), 195-204
   DOI: https://doi.org/10.32010/j.bmj.2022.20     Full Text: PDF

9. On the integral representations of solutions of some matrix pencils of the Sturm-Liouville equation
   Sh. T. GURBUZ, A. A. NABIEV, S. SALTAN
   Baku Math J, 2022, 1 (2), 205-229
   DOI: https://doi.org/10.32010/j.bmj.2022.21     Full Text: PDF

VOLUME 2, ISSUE 1

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COVER and CONTENTS

1. Periodic and antiperiodic boundary value problems for the Sturm-Liouville equation with the discontinuous coefficient
    K. D. ÇOŞKUN, A. A. NABIEV, S. SALTAN
    Baku Math J, 2023, 2 (1), 3-21
    DOI: https://doi.org/10.32010/j.bmj.2023.01     Full Text: PDF

2. Elastic-plastic problem for a perforated plate under transversal shear
    A. K. MEKHDIEV, R. K. MEKHTIEV
    Baku Math J, 2023, 2 (1), 22-34
    DOI: https://doi.org/10.32010/j.bmj.2023.02     Full Text: PDF

3. Two-weighted inequalities of maximal commutators in the modified Morrey spaces, associated with the
    Laplace-Bessel differential operator
    R. G. AZIZOVA, Z. V. SAFAROV
    Baku Math J, 2023, 2 (1), 35-46
    DOI: https://doi.org/10.32010/j.bmj.2023.03     Full Text: PDF

4. Boundedness of the discrete Hilbert transform in discrete Hölder spaces
    R. A. ALIEV, L. G. SAMADOVA
    Baku Math J, 2023, 2 (1), 47-56
    DOI: https://doi.org/10.32010/j.bmj.2023.04     Full Text: PDF

5. On some properties of functions of the grand Hardy classes
    I. F. ALIYAROVA, M. I. ISMAILOV, C. KARACAM
    Baku Math J, 2023, 2 (1), 57-68
    DOI: https://doi.org/10.32010/j.bmj.2023.05     Full Text: PDF

6. On a finding the guaranteed with respect to the cost function solution in the integer programming problem
    K. Sh. MAMMADOV, N. N. MAMMADOV
    Baku Math J, 2023, 2 (1), 69-76
    DOI: https://doi.org/10.32010/j.bmj.2023.06     Full Text: PDF

7. Phase transformations in pipeline gas transportation and methods to prevent emerging complications
    E. M. ABBASOV, G. M. PANAHOV, G. M. SALMANOVA
    Baku Math J, 2023, 2 (1), 77-87
    DOI: https://doi.org/10.32010/j.bmj.2023.07    Full Text: PDF

8. The study of approximate solution of one class of hypersingular integral equations of first kind
    T. F. BAYRAMOVA, E. H. KHALILOV
    Baku Math J, 2023, 2 (1), 88-96
    DOI: https://doi.org/10.32010/j.bmj.2023.08     Full Text: PDF

9. Solvability of boundary-value problem with bounded operator in boundary conditions for fourth-order elliptic
    operator-differential equation

    E. S. RZAYEV
    Baku Math J, 2023, 2 (1), 97-112
    DOI: https://doi.org/10.32010/j.bmj.2023.09     Full Text: PDF

10. Two-weighted inequalities for maximal operator in generalized weighted Morrey spaces on spaces
    of homogeneous type

    A. AYDOGDU, C. AYKOL
    Baku Math J, 2023, 2 (1), 113-121
    DOI: https://doi.org/10.32010/j.bmj.2023.10     Full Text: PDF

  1. VOLUME 2, ISSUE 2
  2. VOLUME 3, ISSUE 1 (SPECIAL ISSUE)
  3. VOLUME 3, ISSUE 2 (SPECIAL ISSUE)
  4. VOLUME 4, ISSUE 1

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