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Results tagged with enumerative-combinatorics
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user 474924
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Confusion in definition of class of structures and combinatorial class [closed]
I understand that a combinatorial class $\mathcal{A}$ is a set of objects, with a function of size $\lvert\cdot\rvert_{\mathcal{A}}:\mathcal{A}\to \mathbb{N}$. With objects of size $n$: $\mathcal{A}_n …
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