2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/58780We show that complemented subspaces of uncountable products of Banach spaces are products of complemented subspaces of countable subproducts.Functional AnalysisPrimary: 46A03, 46M10; Secondary: 46A13Complemented subspaces of products of Banach spacestext