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math.RT2011
The Hesselink stratification of nullcones and base change
Matthew C. Clarke, Alexander Premet
Let be a connected reductive algebraic group over an algebraically closed field of characteristic . We give a case-free proof of Lusztig's conjectures [Unipotent eleme…
math.RT2011
On the algebra structure of some bismash products
Matthew C. Clarke
We study several families of semisimple Hopf algebras, arising as bismash products, which are constructed from finite groups with a certain specified factorization. First we associ…