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cs.CG2002
On the Reflexivity of Point Sets
Esther M. Arkin, Sandor P. Fekete, Ferran Hurtado +4
We introduce a new measure for planar point sets S that captures a combinatorial distance that S is from being a convex set: The reflexivity rho(S) of S is given by the smallest nu…
cs.CG2000
When Can You Fold a Map?
Esther M. Arkin, Michael A. Bender, Erik D. Demaine +4
We explore the following problem: given a collection of creases on a piece of paper, each assigned a folding direction of mountain or valley, is there a flat folding by a sequence…