About the Journal

Editor in Chief - Anry Nersessian (Institute of Mathematics NAS, Armenia)

Deputy Editor - Rafayel Barkhudaryan (Institute of Mathematics NAS, Armenia)

Managing Editor - Linda Khachatryan (Institute of Mathematics NAS, Armenia)
e-mail: ajm@instmath.sci.am 

Announcements

Current Issue Vol. 18 No. 3 (2026): Numerical Solution of a Wave Partial Differential Equation With the Caputo-Fabrizio Time-Fractional Derivative Using the Finite Element Method Under Non-Homogenous Dirichlet and Neumann Boundary Conditions

  • Articles

    Numerical Solution of a Wave Partial Differential Equation With the Caputo-Fabrizio Time-Fractional Derivative Using the Finite Element Method Under Non-Homogenous Dirichlet and Neumann Boundary Conditions

    Malika Boutiba, Selma Baghli-Bendimerad, Souhila Sabit
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    Abstract

    In the present article, we propose a numerical resolution of the Caputo-Fabrizio temporal fractional wave equation with non-homogenous Dirichlet and Neumann functional conditions. We derive and analyze the semi- and fully discrete approximations using the introduced finite difference scheme for the time Caputo-Fabrizio derivative and the finite element scheme for the spacial derivative. Result of the existence and uniqueness of the solution is discussed, stability and error estimates are established. To support the theoretical studies, a numerical example is given.

     

     

     

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Armenian Journal of Mathematics (Armen.J.Math.) aims to publish original research papers and survey articles in all areas of mathematics, enhance the interests, talents, and achievements of all individuals in theoretical mathematics and its applications.
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