2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/223447We compute the Gorenstein weak dimension of a coherent power series rings over a commutative rings and we show that, in general, $\gwd(R) \leq 1$ does not imply that $R$ is an arithmetical ring.9 pagesCommutative Algebra13D05; 13D02Gorenstein weak dimension of a coherent power series ringstext