2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/77285In this note we show that if two Toeplitz operators on a Bergman space commute and the symbol of one of them is analytic and nonconstant, then the other one is also analytic.5 pages. For more information, see http://math.sfsu.edu/axler/Commutants.htmlFunctional Analysis47B35text