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math.MG2015
Symmetric colorings of polypolyhedra
Sarah-Marie Belcastro, Thomas C. Hull
Polypolyhedra (after R. Lang) are compounds of edge-transitive 1-skeleta. There are 54 topologically different polypolyhedra, and each has icosidodecahedral, cuboctahedral, or tetr…
math.MG2015★ 20 cited
Rigid Origami Vertices: Conditions and Forcing Sets
Zachary Abel, Jason Cantarella, Erik D. Demaine +5
We develop an intrinsic necessary and sufficient condition for single-vertex origami crease patterns to be able to fold rigidly. We classify such patterns in the case where the cre…