On pairs of Banach spaces which are isomorphic to complemented subspaces of each other
Elói Medina Galego
Colloquium Mathematicae, Tome 100 (2004), p. 279-287 / Harvested from The Polish Digital Mathematics Library
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We establish the existence of Banach spaces E and F isomorphic to complemented subspaces of each other but with Em⊕Fⁿ isomorphic to Ep⊕Fq, m, n, p, q ∈ ℕ, if and only if m = p and n = q.

Publié le : 2004-01-01
EUDML-ID : urn:eudml:doc:283535 
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     title = {On pairs of Banach spaces which are isomorphic to complemented subspaces of each other},
     journal = {Colloquium Mathematicae},
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     year = {2004},
     pages = {279-287},
     zbl = {1061.46007},
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Elói Medina Galego. On pairs of Banach spaces which are isomorphic to complemented subspaces of each other. Colloquium Mathematicae, Tome 100 (2004) pp. 279-287. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm101-2-10/