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math.QA2001
Regular graded algebras and obstructed categories with duality
Steven Duplij, Wladyslaw Marcinek
Regular and higher regular graded algebras (in simplest case satisfying Von Neumann regularity instead of anticommutativity) are introduced and their proper…
math.QA2001★ 48 cited
Weak Hopf algebras and singular solutions of Quantum Yang-Baxter equation
Fang Li, Steven Duplij
We investigate a generalization of Hopf algebra by weakening the invertibility of the generator , i.e. exchanging its invertibility to the reg…