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Exact sequences for K-groups and Ext-groups of certain cross-product C*- algebras. (English) Zbl 0474.46059


MSC:

46M20 Methods of algebraic topology in functional analysis (cohomology, sheaf and bundle theory, etc.)
18F25 Algebraic \(K\)-theory and \(L\)-theory (category-theoretic aspects)
46L05 General theory of \(C^*\)-algebras
46L40 Automorphisms of selfadjoint operator algebras