Homotopy invariance of Ext\((\mathcal A)\)
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Publication:1251370
DOI10.1215/S0012-7094-77-04435-0zbMath0391.46057MaRDI QIDQ1251370
Publication date: 1977
Published in: Duke Mathematical Journal (Search for Journal in Brave)
Algebra of Compact OperatorsAmost Diagonal Family of OperatorsBdf- TheoryDegenerate Faithful RepresentationHomotopy InvarianceNuclear C*-AlgebrasQuasidiagonal C*- AlgebraTrivial Extension
Methods of algebraic topology in functional analysis (cohomology, sheaf and bundle theory, etc.) (46M20) General theory of (C^*)-algebras (46L05)
Related Items (13)
Embedding some transformation group C*-algebras into AF-algebras ⋮ On a class of stably finite nuclear \(C^*\)-algebras ⋮ Quasidiagonal morphisms and homotopy ⋮ On locally finite‐dimensional traces ⋮ Topologizing UCTs for unital extensions ⋮ Lifting commuting pairs of C*-algebras ⋮ Pseudometrics on Ext-semigroups ⋮ Residually finite actions and crossed products ⋮ Herrero's approximation problem for quasidiagonal operators ⋮ A note on quasi-diagonal \(C^*\)-algebras and homotopy ⋮ On the approximation of quasidiagonal \(C^*\)-algebras ⋮ Around quasidiagonal operators ⋮ Almost commuting matrices and a quantitative version of the Brown- Douglas-Fillmore theorem
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