| Authors: | Nigel Higson |
| Title: | Categories of fractions and excision in KK-theory |
| Publication Information: | J. Pure and Appl. Algebra, 65 (1990), 119-138 |
| Abstract: | Using elementary ideas from the theory of categories of fractions, we construct bivariant homology/cohomology groups E(A,B) for C*-algebras which satisfy general excision axioms and are equal to Kasparov's groups KK(A,B) for nuclear (or more generally K-nuclear) C*-algebras. |