Complemented subspaces with a strong finite-dimensional decomposition of nuclear Köthe spaces have a basis
Volume 127 / 1998
Studia Mathematica 127 (1998), 1-7
DOI: 10.4064/sm-127-1-1-7
Abstract
The following result is proved: Let E be a complemented subspace with an r-finite-dimensional decomposition of a nuclear Köthe space λ(A). Then E has a basis.