Herrero's Approximation Problem for Quasidiagonal Operators
Abstract
Description
Let T be a quasidiagonal operator on a separable Hilbert space. Then T is the norm limit of operators, each of which generate a finite dimensional C*-algebra, if and only if the C*-algebra generated by T is exact.
Latex, 7pages, 2 trivial examples removed
Latex, 7pages, 2 trivial examples removed