Sabir Umarov

21 ta ish

Oʻzbekiston Respublikasi Fanlar Akademiyasi

1. On a q-Central Limit Theorem Consistent with Nonextensive Statistical Mechanics

   Sabir Umarov, Constantino Tsallis, Stanly Steinberg

   Maqola200827 iqtibos

   ABIABI:AkademIndex/2026.other.202867

2. Determination of the Order of Fractional Derivative for Subdiffusion Equations

   Ravshan Ashurov, Sabir Umarov

   MaqolaOAOchiq kirishFractional Differential Equations SolutionsFractional Calculus and Applied Analysis202026 iqtibos

   ABIABI:AkademIndex/2020.article.000137

3. Introduction to Fractional and Pseudo-Differential Equations with Singular Symbols

   Sabir Umarov

   Kitob201525 iqtibos

   ABIABI:AkademIndex/2026.other.139717

4. On a Method of Solution of Systems of Fractional Pseudo-Differential Equations

   Sabir Umarov, Ravshan Ashurov, YangQuan Chen

   MaqolaOAOchiq kirishFractional Differential Equations SolutionsFractional Calculus and Applied Analysis20218 iqtibos

   ABIABI:AkademIndex/2021.article.000592

5. An Inverse Problem for the Subdiffusion Equation with a Non-Local in Time Condition

   Ravshan Ashurov, Marjona Shakarova, Sabir Umarov

   MaqolaOAOchiq kirishFractional Differential Equations SolutionsFractal and Fractional20247 iqtibos

   ABIABI:AkademIndex/2024.article.001796

6. Beyond The Triangle: Brownian Motion, Ito Calculus, And Fokker-planck Equation - Fractional Generalizations

   Sabir Umarov, Marjorie G. Hahn, Marjorie G. Hahn +1

   Kitob20187 iqtibos

   ABIABI:AkademIndex/2026.other.177169

7. On fractional Duhamelʼs principle and its applications

   Sabir Umarov

   Maqola20126 iqtibos

   ABIABI:AkademIndex/2026.other.372879

8. On Unique Solvability of a Nonlocal Boundary-value Problem for a Loaded Multidimensional Chaplygin’s Equation in the Sobolev Space

   С. З. Джамалов, Sabir Umarov, Ravshan Ashurov

   MaqolaDifferential Equations and Boundary ProblemsLobachevskii Journal of Mathematics20205 iqtibos

   ABIABI:AkademIndex/2026.other.380321

9. Representations of solutions of systems of time-fractional pseudo-differential equations

   Sabir Umarov

   Maqola20245 iqtibos

   ABIABI:AkademIndex/2026.other.432944

10. Representations of Solutions of Time-Fractional Multi-Order Systems of Differential-Operator Equations

    Sabir Umarov

    Maqola20244 iqtibos

    ABIABI:AkademIndex/2026.other.432945

11. Cauchy and Nonlocal Multi-Point Problems for Distributed Order Pseudo-Differential Equations, Part One

    Rudolf Gorenflo, Sabir Umarov

    MaqolaOAOchiq kirishDifferential Equations and Boundary ProblemsZeitschrift für Analysis und ihre Anwendungen20052 iqtibos

    ABIABI:AkademIndex/2005.article.000016

12. A generalization of Duhamel’s principle for differential equations of fractional order

    Sabir Umarov, E. M. Saidamatov

    MaqolaFractional Differential Equations SolutionsDoklady Mathematics20072 iqtibos

    ABIABI:AkademIndex/2007.article.000094

13. Variable Order Differential Equations with Piecewise Constant Order-Function and Diffusion with Changing Modes

    Sabir Umarov, Stanly Steinberg

    MaqolaOAOchiq kirishFractional Differential Equations SolutionsZeitschrift für Analysis und ihre Anwendungen20091 iqtibos

    ABIABI:AkademIndex/2009.article.000017

14. A Non-Local Problem for the Fractional-Order Rayleigh–Stokes Equation

    Ravshan Ashurov, Oqila Mukhiddinova, Sabir Umarov

    MaqolaOAOchiq kirishDifferential Equations and Boundary ProblemsFractal and Fractional20231 iqtibos

    ABIABI:AkademIndex/2023.article.002858

15. Monte Carlo Random Walk Simulations Based on Distributed Order Differential Equations

    Andries, Erik, Sabir Umarov, Stanly L. Steinberg

    PreprintOAOchiq kirish20060 iqtibos

    ABIABI:AkademIndex/2026.preprint.q10wj2wh

16. A fractional analog of Duhamel's principle

    Sabir Umarov, Erkin Saydamatov

    PreprintOAOchiq kirish20060 iqtibos

    ABIABI:AkademIndex/2026.preprint.wx311a16

17. An inverse problem of determining orders of systems of fractional pseudo-differential equations

    Ravshan Ashurov, Sabir Umarov

    PreprintOAOchiq kirishFractional Differential Equations SolutionsFractional Calculus and Applied Analysis20220 iqtibos

    ABIABI:AkademIndex/2022.preprint.000045

18. A non-local problem for the fractional order Rayleigh-Stokes equation

    Ravshan Ashurov, Oqila Mukhiddinova, Sabir Umarov

    Preprint20230 iqtibos

    ABIABI:AkademIndex/2023.preprint.000236

19. Mathematical Modelling of Crankshaft Temperature Parameters of Internal Combustion Engines

    Shohijakhon Kudratov, Otabek Khamidov, Shukhrat Kasimov +3

    MaqolaOAOchiq kirishMechanical Failure Analysis and Simulation20240 iqtibos

    ABIABI:AkademIndex/2024.article.011566

20. The fractional Duhamel principle for systems of fractional multi-term differential-operator equations

    Sabir Umarov

    Maqola20260 iqtibos

    ABIABI:AkademIndex/2026.article.038011

21. The generalized Duhamel principle for fully coupled systems of fractional order

    Sabir Umarov

    Maqola20260 iqtibos

    ABIABI:AkademIndex/2026.article.038451