2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/152970In this article, I discuss material which is related to the recent proof of Fermat's Last Theorem: elliptic curves, modular forms, Galois representations and their deformations, Frey's construction, and the conjectures of Serre and of Taniyama--Shimura.28 pagesNumber Theorytext