We describe the subspaces of (1 ≤ p ≠ 2 < ∞) which are the range of a completely contractive projection.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc78-0-20,
author = {Jean Roydor},
title = {Completely 1-complemented subspaces of the Schatten spaces $S^p$
},
journal = {Banach Center Publications},
volume = {75},
year = {2007},
pages = {275-278},
zbl = {1147.47017},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc78-0-20}
}
Jean Roydor. Completely 1-complemented subspaces of the Schatten spaces $S^p$
. Banach Center Publications, Tome 75 (2007) pp. 275-278. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc78-0-20/