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math.MG2022
Towards a Geometric Understanding of the 4-Dimensional Point Groups
Laith Rastanawi, Günter Rote
We classify the finite groups of orthogonal transformations in 4-space, and we study these groups from the viewpoint of their geometric action, using polar orbit polytopes. For one…
cs.CG2022
Removing Popular Faces in Curve Arrangements
Phoebe de Nooijer, Soeren Terziadis, Alexandra Weinberger +4
A face in a curve arrangement is called popular if it is bounded by the same curve multiple times. Motivated by the automatic generation of curved nonogram puzzles, we investigate…