Jamel Ghanouchi, An Elementary Proof of Fermat-Wiles Theorem and Generalization to Beal Conjecture, BSMaSS Volume 12, The Bulletin of Society for Mathematical Services and Standards (Volume 12)
https://www.scipress.com/BSMaSS.12.4
Abstract:
    A proof of Fermat theorem is presented and a generalization to Beal conjecture is proposed. For this, we begin with Fermat and Fermat-Catalan equations and solve them.
Keywords:
    Diophantine, Fermat, Fermat-Catalan, Resolution