CDq ON THE UNIFORM STABILITY OF CAPUTO FRACTIONAL DIFFERENTIAL EQUATIONS USING VECTOR LYAPUNOV  FUNCTIONS

Authors

  • M. P. INEH Department of Mathematics, Akwa-Ibom State University, Ikot Akpaden, Akwa Ibom State Author
  • J.O. ACHUOBI Department of Mathematics, Akwa Ibom State University, Ikot Akpaden, Akwa Ibom State Author
  • E.P. AKPAN Department of Mathematics, Akwa Ibom State University, Ikot Akpaden, Akwa Ibom State Author
  • J.E. ANTE Department of Mathematics, Akwa Ibom State University, Ikot Akpaden, Akwa Ibom State Author

DOI:

https://doi.org/10.60787/jnamp.v68no1.416

Keywords:

Uniform Stability, Caputo Derivative, Vector Lyapunov Function, Fractional Differential Equation

Abstract

This paper investigates the uniform stability of the trivial solution for nonlinear Caputo fractional differential equations (FrDEs). Unlike
traditional approaches that rely on scalar Lyapunov functions (SLFs), this study employs vector Lyapunov functions (VLFs) to analyze the stability properties of these equations. By utilizing comparison results specific to vector FrDEs, the paper establishes sufficient conditions under which uniform stability can be guaranteed. The theoretical findings are further substantiated through two illustrative examples, demonstrating the practical applicability of the derived stability criteria. The results contribute to a deeper understanding of stability in the context of FrDEs and provide a novel methodological framework for addressing complex nonlinear systems in this domain.

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Author Biographies

  • M. P. INEH, Department of Mathematics, Akwa-Ibom State University, Ikot Akpaden, Akwa Ibom State

    1,2∗
    , ACHUOBI, J.O. 1,3∗
    , AKPAN, E.P.1 AND ANTE, J.E.1,4
    1Department of Mathematics, Akwa-Ibom State University, Ikot Akpaden, Akwa Ibom State
    2Department of Mathematics and Computer Science, Ritman University, Ikot Ekpene, Akwa Ibom State
    3Department of Mathematics, University of Cross River State, Calabar, Nigeria
    4Department of Mathematics, Topfaith University, Mkpatak, Akwa Ibom State. 

    *Corresponding author: INEH M.P.
    E-mail address: ineh.michael@ritmanuniversity.edu.ng

  • J.O. ACHUOBI, Department of Mathematics, Akwa Ibom State University, Ikot Akpaden, Akwa Ibom State

    Department of Mathematics, University of Calabar, Calabar, Cross River State

  • J.E. ANTE, Department of Mathematics, Akwa Ibom State University, Ikot Akpaden, Akwa Ibom State

    Department of Mathematics, Topfaith University, Mkpatak, Akwa Ibom State.

References

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Published

2024-10-23

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How to Cite

CDq ON THE UNIFORM STABILITY OF CAPUTO FRACTIONAL DIFFERENTIAL EQUATIONS USING VECTOR LYAPUNOV  FUNCTIONS. (2024). The Journals of the Nigerian Association of Mathematical Physics, 68, 51-64. https://doi.org/10.60787/jnamp.v68no1.416

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