Classification of Extensions of Classifiable C*-algebras
Operator Algebras
2014-10-01 v2
Abstract
We classify extensions of certain classifiable C*-algebras using the six term exact sequence in K-theory together with the positive cone of the K_0-groups of the distinguished ideal and quotient. We then apply our results to a class of C*-algebras arising from substitutional shift spaces.
Cite
@article{arxiv.math/0606688,
title = {Classification of Extensions of Classifiable C*-algebras},
author = {Soren Eilers and Gunnar Restorff and Efren Ruiz},
journal= {arXiv preprint arXiv:math/0606688},
year = {2014}
}
Comments
22 pages, Reordered some sections, an application involving graph algebras is added