Factorizations of invertible operators and $K$-theory of $C^{\ast }$-algebras

Shuang Zhang

Let $\Scr A$ be a unital C*-algebra. We describe \it K-skeleton factorizations \rm of all invertible operators on a Hilbert C*-module $\Scr H_{\Scr A}$, in particular on $\Scr H=l^…