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arXiv:2107.08085 [math.RT]AbstractReferencesReviewsResources

Almost invariant subspaces and operators

David Kazhdan, Alexander Polishchuk

Published 2021-07-16Version 1

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.

Comments: 7 pages
Categories: math.RT, math.AG
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