Centers of Cuntz-Krieger $C^*$-algebras
Adel Alahmadi, Hamed Alsulami

TL;DR
This paper characterizes the center of Cuntz-Krieger $C^*$-algebras associated with finite directed graphs, providing a complete description based on graph properties.
Contribution
It offers a precise determination of the center of Cuntz-Krieger $C^*$-algebras for finite graphs, extending understanding of their algebraic structure.
Findings
Explicit description of the center based on graph structure
Identification of conditions for the center to be non-trivial
Connection between graph properties and algebraic center
Abstract
For a finite directed graph we determine the center of the Cuntz-Krieger -algebra
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