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math.RT2019
On the Adjoint Representation of a Hopf Algebra
Stefan Kolb, Martin Lorenz, Bach Nguyen +1
We consider the adjoint representation of a Hopf algebra focusing on the locally finite part, , defined as the sum of all finite-dimensional subrepresentation…
math.QA2019
Symmetric pairs for Nichols algebras of diagonal type via star products
Stefan Kolb, Milen Yakimov
We construct symmetric pairs for Drinfeld doubles of pre-Nichols algebras of diagonal type and determine when they possess an Iwasawa decomposition. This extends G. Letzter's theor…