Almost invariant subspaces and operators
arXiv:2107.08085
Abstract
We give an elementary proof of an efficient version of the Wagner's theorem on almost invariant subspaces and deduce some consequences in the context of Galois extensions.
7 pages
arXiv:2107.08085
We give an elementary proof of an efficient version of the Wagner's theorem on almost invariant subspaces and deduce some consequences in the context of Galois extensions.
7 pages