Topics in Operator Theory: Constantin Apostol Memorial IssueI. Gohberg, Constantin Apostol |
Contents
List of Publications | 7 |
On the Spectral | 13 |
BERCOVICI | 22 |
Copyright | |
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AlgƐ AlgP assume Banach spaces Bergman kernel bounded C*-algebra canonical model CID(A closed commuting compact operator compact perturbation conditionally stable Constantin Apostol Corollary defined denote diagonal dichotomy dimker eigenvalues equivalent exists finite Foiaș follows Fréchet space given Gohberg H₂ Hence Herrero Hilbert space implies invariant subspaces invertible isometric isomorphic K₁ K₂ kernel functions Lagrangian subspaces Lemma Let A,H Lipschitz M₁ Math matrix N₁ N₂ nest algebra norm Operator Theory partial isometry partial multiplicities point of Ball projection proof of Theorem properties Proposition prove Ps-F Pures et Appl quasidiagonal quotient Fréchet space Rank(K resp Roum satisfying sequence sign characteristic spectral capacity spectrum stable subspace strong extreme points subalgebra subnormal operators subset supp suppose T₁ Toeplitz operators unconditionally vector Z₂ zero λε