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math.AG2013
Affine Grassmannians and Geometric Satake Equivalences
Timo Richarz
I extend the ramified geometric Satake equivalence of Zhu from tamely ramified groups to include the case of general connected reductive groups. As a prerequisite I prove basic res…
math.GR2013
On the Iwahori-Weyl group
Timo Richarz
Let be a discretely valued complete field with valuation ring and perfect residue field of cohomological dimension . In this paper, we generalize th…