2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/67598Dykema and Haagerup introduced the class of DT-operators and also showed that every DT-operator generate the von Neumann algebra generated by the free group on two generators. In this paper we prove that Voiculescu's non-microstates free entropy dimension is 2 for all DT-operators.30 pagesOperator Algebras46L54text