Completely 1-complemented subspaces of the Schatten spaces $S^p$
Volume 78 / 2007
Banach Center Publications 78 (2007), 275-278
MSC: Primary 47B10, 47B49.
DOI: 10.4064/bc78-0-20
Abstract
We describe the subspaces of $S^p$ ($1 \le p \neq 2 < \infty$) which are the range of a completely contractive projection.