15 citations · 29 across the 19 of their papers we have counts for
Showing 2001 · math.QAShow all
2 papers · 2 filters
math.QA2001
Non-commutative 4-spheres based on all Podleś 2-spheres and beyond
Tomasz Brzezinski, Cezary Gonera
A wide class of noncommutative spaces, including 4-spheres based on all the quantum 2-spheres and suspensions of matrix quantum groups is described. For each such space a noncommut…
math.QA2001
Doi-Koppinen modules for quantum groupoids
Tomasz Brzezinski, Stefaan Caenepeel, Gigel Militaru
A definition of a Doi-Koppinen datum over a noncommutative algebra is proposed. The idea is to replace a bialgebra in a standard Doi-Koppinen datum with a bialgebroid. The correspo…