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, 10:25, 31 January 2015
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| = The indexing of genotypes given a ploidy and alleles = | | = The indexing of genotypes given a ploidy and alleles = |
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| + | <math> |
| + | \begin{align} |
| + | F(P,A) = \begin{cases} |
| + | \binom{P+A-1}{A-1} &, A < P \\ |
| + | \sum_{i=1}^{P-1} \binom{A}{i}\binom{P-1}{i-1} + \binom{A}{P} &, A \ge P |
| + | \end{cases} |
| + | \end{align} |
| + | </math> |
| + | |
| + | = Simple cases = |
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