2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/96922Algebraic deformations of modules over a ring are considered. The resulting theory closely resembles Gerstenhaber's deformation theory of associative algebras.To appear in Comm. AlgCommutative AlgebraRings and Algebras13D10; 16S80; 14D15text