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Results tagged with duality
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user 50335
Use for questions regarding duality of mathematical object, i.e. dual spaces, objects with two possible interpretations etc.
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When Alexander dual of a simplicial complex is a matroid?
Let $C$ be a simplicial complex on a finite set $V$: that means $C$ is a collection of subsets of $V$ such that if $\sigma\in C$ and $\tau\subseteq \sigma$, then $\tau\in C$.
The Alexander dual $D(C)$ …
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