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Physical Sciences and Mathematics Commons

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Mathematics and Statistics Faculty Publications

2009

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Toric Surface Codes And Minkowski Length Of Polygons, Ivan Soprunov, Jenya Soprunova Jan 2009

Toric Surface Codes And Minkowski Length Of Polygons, Ivan Soprunov, Jenya Soprunova

Mathematics and Statistics Faculty Publications

In this paper we prove new lower bounds for the minimum distance of a toric surface code CP defined by a convex lattice polygon P⊂R2. The bounds involve a geometric invariant L(P), called the full Minkowski length of P. We also show how to compute L(P) in polynomial time in the number of lattice points in P.