A Study on the Stability and Solvability of Pantograph-Type Equations with \((k,\psi)\)-Caputo proportional fractional derivative operator

Analysis of Existence, Uniqueness and Stability under Nonlocal Boundary Conditions

Abstract

This study investigates a class of pantograph-type equations involving the \((k,\psi)\)-Caputo proportional fractional derivative, subject to nonlocal fractional integral boundary conditions. The existence and uniqueness of solutions are established through the application of Banach’s and Krasnoselskii’s fixed point theorems. Furthermore, various forms of Ulam stability are analyzed. To illustrate the theoretical results and demonstrate their applicability, a numerical example is provided.

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Author Biographies

Mehdi Selmani, University of Sciences and Technology "M.B"of Oran
\Department of Mathematics, University of Science and Technology of Oran - Mohamed Boudiaf (USTO-MB) Laboratory of geometry and Analyse (GEANLAB), Oran, Algeria.
Chahrazed Harrat, University of Sciences and Technology Mohamed Boudiaf "USTOMP" of Oran
Department of Mathematics,
University of Science and Technology of Oran - Mohamed Boudiaf (USTO-MB),
Laboratory of Fundamental and Applied Mathematics of Oran (LMFAO), Oran, Algeria.
Youcef Bouizem, University of Oran 2 Mohamed Ben Ahmed
Institute of Maintenance and Industrial Safety,
University of Oran 2 Mohamed Ben Ahmed,
Laboratory of geometry and Analyse (GEANLAB), Oran, Algeria.

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Published
2025-09-30
Section
Advanced Computational Methods for Fractional Calculus