English

The ordered K_0-group of a graph C*-algebra

Operator Algebras 2007-05-23 v3

Abstract

We calculate the ordered K_0-group of a graph C*-algebra and mention applications of this result to AF-algebras, states on the K_0-group of a graph algebra, and tracial states of graph algebras.

Keywords

Cite

@article{arxiv.math/0204095,
  title  = {The ordered K_0-group of a graph C*-algebra},
  author = {Mark Tomforde},
  journal= {arXiv preprint arXiv:math/0204095},
  year   = {2007}
}

Comments

6 pages, uses XY-pic. An error in Theorem 2.2 was corrected. At the referee's suggestion the paper was shortened and the title changed

R2 v1 2026-07-22T16:44:25.504Z