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This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-07-23 and was most recently seen on 2026-07-23.
The Birkhoff polytope is the convex polytope in whose points are the doubly stochastic matrices, that is, the matrices whose entries are non-negative real numbers and whose rows and columns each add up to 1. It is named after Garrett Birkhoff, and also called the assignment polytope, the polytope of doubly stochastic matrices, or the perfect matching polytope of the complete bipartite graph .
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