2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/66378We study the semicrossed product of a finite dimensional C^*-algebra by two types of commuting automorphisms, and identify them with matrix algebras of analytic functions in two variables. We look at the connections with semicrossed products by Z_+ actions.15 pagesOperator AlgebrasFunctional Analysis47L80text