A Hopf algebra without a modular pair in involution
Part of the Trends in Mathematics book series (TM)
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The aim of this short note is to communicate an example of a finitedimensional Hopf algebra that does not admit a modular pair in involution in the sense of Connes and Moscovici.
KeywordsHopf algebra modular pair in involution ribbon element Drinfel’d double
Mathematics Subject Classification (2000)Primary 16T05 Secondary 57T05
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