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Enumerative combinatorics, graph theory, order theory, posets, matroids, designs and other discrete structures. It also includes algebraic, analytic and probabilistic combinatorics.
5
votes
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answers
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General form of amount of triangles that can be formed in an MxN point lattice
I've been searching for the answer for many years, both by researching by myself and reading about the subject. Now I'm wondering if this has a solution.
The problem can be stated as follows.
Given …