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Showing 2010Show all
2 papers · 1 filter
math.RA2010★ 1 cited
Calabi-Yau coalgebras
J. -W. He, B. Torrecillas, F. Van Oystaeyen +1
We provide a construction of minimal injective resolutions of simple comodules of path coalgebras of quivers with relations. Dual to Calabi-Yau condition of algebras, we introduce…
math.RA2010★ 1 cited
Derived -module endomorphism rings
Ji-Wei He, Fred Van Oystaeyen, Yinhuo Zhang
Let be a Hopf algebra, be an -Galois extension. Let and be the derived categories of right -modules and of right -modules respectively. An object $…