32 citations · 81 across the 30 of their papers we have counts for
1 paper · 2 filters
N. Andruskiewitsch, I. Heckenberger, H. -J. Schneider
We study the Nichols algebra of a semisimple Yetter-Drinfeld module and introduce new invariants such as real roots. The crucial ingredient is a `reflection' in the class of such N…