All Stories

  1. On the nonstandard eigenvalue problem for the second-order ordinary differential equation

    Article • Neliniini Kolyvannya, September 2025, SIGMA (Symmetry, Integrability and Geometry: Methods and Application)

    professor Felix Sadyrbaev

  2. Modeling Networks of Four Elements

    Article • Computation, May 2025, MDPI AG

    professor Felix Sadyrbaev

  3. A sample of mathematical modeling of gene regulatory networks

    Article • March 2025, MDPI AG

    professor Felix Sadyrbaev

  4. On differential equations with exponential nonlinearities

    Article • Applied Numerical Mathematics, January 2025, Elsevier

    professor Felix Sadyrbaev

  5. On control over system arising in the theory of neuronal networks

    Article • January 2025, American Institute of Physics

    professor Felix Sadyrbaev

  6. In Search of Chaos in Genetic Systems

    Article • Chaos Theory and Applications, March 2024, Akif Akgul

    professor Felix Sadyrbaev

  7. Remarks on the Mathematical Modeling of Gene and Neuronal Networks by Ordinary Differential Equations

    Article • Axioms, January 2024, MDPI AG

    professor Felix Sadyrbaev

  8. A New 3D Chaotic Attractor in Gene Regulatory Network

    Article • Mathematics, December 2023, MDPI AG

    professor Felix Sadyrbaev

  9. On the Stability of a Convective Flow with Nonlinear Heat Sources

    Article • Mathematics, September 2023, MDPI AG

    professor Felix Sadyrbaev

  10. On Solutions of the Third-Order Ordinary Differential Equations of Emden-Fowler Type

    Article • Dynamics, September 2023, MDPI AG

    professor Felix Sadyrbaev

  11. On Solutions of the Third-Order Ordinary Differential Equations of Emden-Fowler Type

    Article • July 2023, MDPI AG

    professor Felix Sadyrbaev

  12. On attractors in dynamical systems modeling genetic networks

    Article • Advances in the Theory of Nonlinear Analysis and its Application, July 2023, Advances in the Theory of Nonlinear Analysis and its Application

    professor Felix Sadyrbaev

  13. On mathematical models of artificial neural networks

    Article • May 2023, Latvia University of Agriculture

    professor Felix Sadyrbaev

  14. On Targeted Control over Trajectories of Dynamical Systems Arising in Models of Complex Networks

    Article • Mathematics, May 2023, MDPI AG

    professor Felix Sadyrbaev

  15. Linear Stability of a Combined Convective Flow in an Annulus

    Article • Fluids, April 2023, MDPI AG

    professor Felix Sadyrbaev

  16. On the hierarchy of attractors in dynamical models of complex networks

    Article • January 2023, American Institute of Physics

    professor Felix Sadyrbaev

  17. On coexistence of inhibition and activation in genetic regulatory networks

    Article • January 2023, American Institute of Physics

    professor Felix Sadyrbaev

  18. Boundary Value Problems for Liénard-Type Equations with Quadratic Dependence on the “Velocity”

    Article • Abstract and Applied Analysis, June 2022, Hindawi Publishing Corporation

    professor Felix Sadyrbaev

  19. Mathematical modelling of nonlinear dynamic systems

    Article • May 2022, Latvia University of Agriculture

    professor Felix Sadyrbaev

  20. On modelling of complex networks

    Article • May 2021, Latvia University of Agriculture

    professor Felix Sadyrbaev

  21. Solutions of nonlinear boundary value problem with applications to biomass thermal conversion

    Article • May 2021, Latvia University of Agriculture

    professor Felix Sadyrbaev

  22. A remark on attracting sets in genetic regulatory networks

    Article • January 2020, American Institute of Physics

    professor Felix Sadyrbaev

  23. On controllability of nonlinear dynamical network

    Article • January 2019, American Institute of Physics

    professor Felix Sadyrbaev

  24. A two-point boundary value problem for third order asymptotically linear systems

    Article • Electronic journal of qualitative theory of differential equations, January 2019, University of Szeged

    professor Felix Sadyrbaev

  25. Networks Describing Dynamical Systems

    Article • Tatra Mountains Mathematical Publications, December 2018, De Gruyter

    professor Felix Sadyrbaev

  26. Attraction in n‐dimensional differential systems from network regulation theory

    Article • Mathematical Methods in the Applied Sciences, May 2018, Wiley

    professor Felix Sadyrbaev

  27. On attracting sets in artificial networks: cross activation

    Article • ITM Web of Conferences, January 2018, EDP Sciences

    professor Felix Sadyrbaev

  28. On attractors in gene regulatory systems

    Article • January 2017, American Institute of Physics

    professor Felix Sadyrbaev

  29. Attracting sets in network regulatory theory

    Article • November 2016, Institute of Electrical & Electronics Engineers (IEEE)

    professor Felix Sadyrbaev

  30. On a differential system arising in the network control theory

    Article • Nonlinear Analysis Modelling and Control, September 2016, Vilnius University Press

    professor Felix Sadyrbaev

  31. ON DIFFERENT TYPE SOLUTIONS OF BOUNDARY VALUE PROBLEMS

    Article • Mathematical Modelling and Analysis, September 2016, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  32. ON A PLANAR DYNAMICAL SYSTEM ARISING IN THE NETWORK CONTROL THEORY

    Article • Mathematical Modelling and Analysis, May 2016, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  33. Dirichlet Boundary Value Problem for the Second Order Asymptotically Linear System

    Article • International Journal of Differential Equations, January 2016, Wiley

    professor Felix Sadyrbaev

  34. Oscillatory Solutions of Boundary Value Problems

    Article • January 2016, Springer Science + Business Media

    professor Felix Sadyrbaev

  35. The Nehari solutions and asymmetric minimizers

    Article • November 2015, American Institute of Mathematical Sciences (AIMS)

    professor Felix Sadyrbaev

  36. On a problem for a system of two the second order differential equations via the theory of vector fields

    Article • Nonlinear Analysis Modelling and Control, April 2015, Vilnius University Press

    professor Felix Sadyrbaev

  37. Quasilinearization of Resonant Boundary-value Problems with Mixed Boundary Conditions

    Article • Journal of Mathematical Sciences, March 2015, Springer Science + Business Media

    professor Felix Sadyrbaev

  38. TYPES AND MULTIPLICITY OF SOLUTIONS TO STURM–LIOUVILLE BOUNDARY VALUE PROBLEM

    Article • Mathematical Modelling and Analysis, February 2015, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  39. Multiple solutions in a boundary value problem

    Article • Tatra Mountains Mathematical Publications, January 2015, De Gruyter

    professor Felix Sadyrbaev

  40. Qualitative Analysis of Differential, Difference Equations, and Dynamic Equations on Time Scales

    Article • Abstract and Applied Analysis, January 2015, Hindawi Publishing Corporation

    Prof. Syed Abbas, professor Felix Sadyrbaev

  41. Multiple Positive Solutions for the Dirichlet Boundary Value Problems by Phase Plane Analysis

    Article • Abstract and Applied Analysis, January 2015, Hindawi Publishing Corporation

    professor Felix Sadyrbaev

  42. On Types of Solutions of the Second Order Nonlinear Boundary Value Problems

    Article • Abstract and Applied Analysis, January 2014, Wiley

    professor Felix Sadyrbaev

  43. On Periodic Solutions of Liénard Type Equations

    Article • Mathematical Modelling and Analysis, November 2013, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  44. On Solvability of Boundary Value Problem for Asymmetric Differential Equation Depending on x ′

    Article • Mathematical Modelling and Analysis, April 2013, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  45. Boundary Value Problems for a Super-Sublinear Asymmetric Oscillator: The Exact Number of Solutions

    Article • International Journal of Mathematics and Mathematical Sciences, January 2013, Wiley

    professor Felix Sadyrbaev

  46. Two-Dimensional Differential Systems with Asymmetric Principal Part

    Article • January 2013, Springer Science + Business Media

    professor Felix Sadyrbaev

  47. Nonlinear Problems with Asymmetric Principal Part

    Article • Mathematical Modelling and Analysis, April 2012, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  48. Quasilinearization Technique for -Laplacian Type Equations

    Article • International Journal of Mathematics and Mathematical Sciences, January 2012, Wiley

    professor Felix Sadyrbaev

  49. Two-Parameter Nonlinear Oscillations: The Neumann Problem

    Article • Mathematical Modelling and Analysis, April 2011, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  50. On a Maximal Number of Period Annuli

    Article • Abstract and Applied Analysis, January 2011, Wiley

    professor Felix Sadyrbaev

  51. Multiple period annuli in Liénard type equations

    Article • Applied Mathematics Letters, February 2010, Elsevier

    professor Felix Sadyrbaev

  52. MULTIPLICITY IN PARAMETER‐DEPENDENT PROBLEMS FOR ORDINARY DIFFERENTIAL EQUATIONS

    Article • Mathematical Modelling and Analysis, December 2009, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  53. Multiple solutions of two-point nonlinear boundary value problems

    Article • Nonlinear Analysis, December 2009, Elsevier

    professor Felix Sadyrbaev

  54. NONLINEAR SPECTRA: THE NEUMANN PROBLEM

    Article • Mathematical Modelling and Analysis, March 2009, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  55. Multiple Positive Solutions in the Second Order Autonomous Nonlinear Boundary Value Problems

    Article • January 2009, American Institute of Physics

    professor Felix Sadyrbaev

  56. Two-parameter nonlinear eigenvalue problems

    Article • January 2009, American Institute of Physics

    professor Felix Sadyrbaev

  57. Types of solutions and approximation of solutions of second order nonlinear boundary value problems

    Article • January 2009, American Institute of Physics

    professor Felix Sadyrbaev

  58. ON NONLINEAR FUČIK TYPE SPECTRA

    Article • Mathematical Modelling and Analysis, June 2008, Vilnius Gediminas Technical University

    professor Felix Sadyrbaev

  59. Two-parametric nonlinear eigenvalue problems

    Article • January 2007, University of Szeged

    professor Felix Sadyrbaev

  60. Planar systems with critical points: multiple solutions of two-point nonlinear boundary value problems

    Article • Nonlinear Analysis, November 2005, Elsevier

    professor Felix Sadyrbaev

  61. Types of solutions and multiplicity results for two-point nonlinear boundary value problems

    Article • Nonlinear Analysis, November 2005, Elsevier

    professor Felix Sadyrbaev

  62. SHARP CONDITIONS FOR THE SUPERLINEARITY OF THE SECOND ORDER ORDINARY DIFFERENTIAL EQUATIONS

    Article • February 2005, World Scientific Pub Co Pte Lt

    professor Felix Sadyrbaev

  63. The Upper and Lower Functions Method for Second Order Systems

    Article • Zeitschrift für Analysis und ihre Anwendungen, September 2001, European Mathematical Publishing House

    professor Felix Sadyrbaev

  64. Sharp conditions for rapid nonlinear oscillations

    Article • Nonlinear Analysis, February 2000, Elsevier

    professor Felix Sadyrbaev

  65. Multiplicity results for fourth order two-point boundary value problems with asymmetric nonlinearities

    Article • Nonlinear Analysis, August 1998, Elsevier

    professor Felix Sadyrbaev

  66. Multiplicity of solutions for two-point boundary value problems with asymptotically asymmetric nonlinearities

    Article • Nonlinear Analysis, November 1996, Elsevier

    professor Felix Sadyrbaev

  67. Nonlinear Fourth-Order Two-Point Boundary Value Problems

    Article • Rocky Mountain Journal of Mathematics, June 1995, Rocky Mountain Mathematics Consortium

    professor Felix Sadyrbaev

  68. Remark on methods of estimating the number of solutions of nonlinear boundary value problems for ordinary differential equations

    Article • Mathematical Notes, June 1995, Springer Science + Business Media

    professor Felix Sadyrbaev

  69. Regularity of solutions in the fundamental problem of the classical calculus of variations

    Article • Mathematical Notes, November 1992, Springer Science + Business Media

    professor Felix Sadyrbaev