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Results tagged with polytopes
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user 123731
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Inverting "codimension matrix" for polytopes?
Let $P$ be an abstract polytope. Let's construct its square matrix $A$ as follows. Its lines and columns are labelled by all faces of $P$, of all dimensions. Put $A(F_1,F_2)=t^m$ if $F_1$ is a subface …
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