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Three-Dimensional Affine Crystallographic Groupd
Affine Crystallographic Groupd affine
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2015/9/29
Those groups r which act properly discontinuously and aillnely on II?’ with
compact fundamental domain are classified. First it is shown that such a group f
contains a solvable subgroup of finite ...
Coxeter and crystallographic arrangements are inductively free
Coxeter crystallographic arrangements inductively free
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2010/11/23
Using the classification of finite Weyl groupoids we prove that crystallographic arrangements, a large subclass of the class of simplicial arrangements which was recently defined, are hereditarily in...