2 papers
cs.CG2019
Folding Polyominoes with Holes into a Cube
Oswin Aichholzer, Hugo A. Akitaya, Kenneth C. Cheung +9
When can a polyomino piece of paper be folded into a unit cube? Prior work studied tree-like polyominoes, but polyominoes with holes remain an intriguing open problem. We present s…
cs.CG2017
A Proof of the Orbit Conjecture for Flipping Edge-Labelled Triangulations
Anna Lubiw, Zuzana Masárová, Uli Wagner
Given a triangulation of a point set in the plane, a \emph{flip} deletes an edge whose removal leaves a convex quadrilateral, and replaces by the opposite diagonal of the q…