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Results tagged with laurent-polynomials
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user 297
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Number of Laurent monomials of n variables with degree at most d
One such formula is
$$\sum_{p=0}^n \binom{n}{p} \binom{d}{p} \binom{d+n-p}{n-p}.$$
To derive this, let $P \subseteq [n]$ be the set of variables with positive exponents and let $p = |P|$. There are $\ …
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