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math.OA2024★ 1 cited
The graph groupoid of a quantum sphere
Francesco D'Andrea
Quantum spheres are among the most studied examples of compact quantum spaces, described by C*-algebras which are Cuntz-Krieger algebras of a directed graph, as proved by Hong and…
math.OA2023
Quantum spheres as graph C*-algebras: a review
Francesco D'Andrea
In this survey, we discuss the description of Vaksman-Soibelman quantum spheres using graph C*-algebras, following the seminal work of Hong and Szymański. We give a slightly differ…