Noncommutative index theory for mirror quantum spheres
Hajac, Piotr M. · Matthes, Rainer · Szymanski, Wojciech
Original · EN
We introduce and analyse a new type of quantum 2-spheres. Then we apply index theory for noncommutative line bundles over these spheres to conclude that quantum lens spaces are non-crossed-product examples of principal extensions of C*-algebras.
English translation
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