A new class of Weyl group elements, geometric Coxeter type, is shown to decompose affine Deligne-Lusztig varieties into classical Deligne-Lusztig varieties times affine spaces and tori.
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Lifting Deligne-Lusztig Reduction and Geometric Coxeter Type Elements
A new class of Weyl group elements, geometric Coxeter type, is shown to decompose affine Deligne-Lusztig varieties into classical Deligne-Lusztig varieties times affine spaces and tori.