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math.MG2026
Flip-graph non-convexity for once-punctured polygons
Lionel Pournin, Zili Wang
The set of the triangulations with vertex set of a simple polygon can be structured into a flip-graph whose edges connect two triangula…
math.MG2018
Farthest Point Map on a Centrally Symmetric Convex Polyhedron
Zili Wang
The farthest point map sends a point in a compact metric space to the set of points farthest from it. We focus on the case when this metric space is a convex centrally symmetric po…