Hilbert Space Operators -

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Résumé :
Integral operators.- Multiplication operators.- Composition operators on hilbert spaces.- Ergodic groups of substitution operators associated with algebraically monothetic groups.- Commutants of analytic toeplitz operators with automorphic symbol.- Another description of nest algebras.- Weighted translation semigroups on L2[0,?].- Weighted translation and weighted shift operators.- An operator not a shift, integral, nor multiplication.- Strictly cyclic operator algebras and approximation of operators.- On singular self-adjoint sturm-liouville operators.- Extensions of commuting subnormal operators.- Non-self-adjoint crossed products.- Some operators on L2(dm) associated with finite blaschke products.- A concrete representation of index theory in von Neumann algebras.- A classification problem for essentially n-normal operators.- Some problems in operator theory.- On a question of Deddens.- The fuglede commutativity theorem modulo the hilbert-schmidt class and generating functions for matrix operators....

Sommaire:
Integral operators.- Multiplication operators.- Composition operators on hilbert spaces.- Ergodic groups of substitution operators associated with algebraically monothetic groups.- Commutants of analytic toeplitz operators with automorphic symbol.- Another description of nest algebras.- Weighted translation semigroups on L2[0,?].- Weighted translation and weighted shift operators.- An operator not a shift, integral, nor multiplication.- Strictly cyclic operator algebras and approximation of operators.- On singular self-adjoint sturm-liouville operators.- Extensions of commuting subnormal operators.- Non-self-adjoint crossed products.- Some operators on L2(dm) associated with finite blaschke products.- A concrete representation of index theory in von Neumann algebras.- A classification problem for essentially n-normal operators.- Some problems in operator theory.- On a question of Deddens.- The fuglede commutativity theorem modulo the hilbert-schmidt class and generating functions for matrix operators.