Corners of Cuntz-Krieger algebras

Sara E. Arklint, Efren Ruiz

We show that if $A$ is a unital $C^{\ast }$-algebra and $B$ is a Cuntz-Krieger algebra for which $A\otimes \mathbb{K}\cong B\otimes \mathbb{K}$, then $A$ is a Cuntz-Krieger algebra. Conse…