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A branch of geometry dealing with convex sets and functions. Polytopes, convex bodies, discrete geometry, linear programming, antimatroids, ...

1 vote

Cluster Variables for non-convex n-gons

Perhaps others will have suggestions, but I'm not aware of any cluster algebra papers that tackle this situation in the way you suggest. One should be able to handle "diagonals without flips" as fr …
Jan Grabowski's user avatar