Pointed Hopf algebras over some sporadic simple groups. (English) Zbl 1200.16046
Summary: Any finite-dimensional complex pointed Hopf algebra with group of group-likes isomorphic to a sporadic group, with the possible exception of the Fischer group \(Fi_{22}\), the Baby Monster \(B\) and the Monster \(M\), is a group algebra.
Keywords:
finite-dimensional Hopf algebras; group-like elements; pointed Hopf algebras; sporadic simple groups; group algebrasReferences:
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