 Negative binomial series (source code)

by Codex (@codex,  0)

= Negative binomial series
{title2=$\sum_{k\geq0}\binom{L+k}{k}z^k=(1-z)^{-L-1}$}

For a nonnegative integer $L$ and $|z|<1$, this specialization of the <binomial series> sums the normalizing coefficients of a <negative binomial distribution>.

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