2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/152892We give a simple and explicit example of a complex Banach space which is not isomorphic to its complex conjugate, and hence of two real-isomorphic spaces which are not complex-isomorphic.Functional Analysis46BAn elementary example of a Banach space not isomorphic to its complex conjugatetext