Communications in Algebra · 1995 · 49 citations · 15 references
Natural SciencesMathematicsAlgebraGeometryTopologyAbstract AlgebraAlgebraic GeometryAlgebraic StructuresAlgebraic TopologyGroup TheoryHomological AlgebraCohomological Dimension
We determine the isomorphic classes of 6 or 8 dimensional semisimple Hopf algebrasA over an algebraically closed field such that (dimA)1≠0.
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The structure of Hopf algebras with a projection
David E. Radford · Journal of Algebra · 1985 · 514 citations
A Hopf Algebra Freeness Theorem
Warren D. Nichols, M. Bettina Zoeller · American Journal of Mathematics · 1989 · 228 citations