English

The C*-algebra of compact perturbations of diagonal operators

Operator Algebras 2019-03-15 v1

Abstract

We study the elementary C*-algebra whose elements are the sum of a diagonal plus a compact operator. We describe the structure of the unitary group, the sets of ideals, automorhisms and projections.

Keywords

Cite

@article{arxiv.1903.06102,
  title  = {The C*-algebra of compact perturbations of diagonal operators},
  author = {Esteban Andruchow and Eduardo Chiumiento and Alejandro Varela},
  journal= {arXiv preprint arXiv:1903.06102},
  year   = {2019}
}

Comments

24 pages