Timeline for How to prove Vandermonde's Identity: $\sum_{k=0}^{n}\binom{R}{k}\binom{M}{n-k}=\binom{R+M}{n}$?
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| when toggle format | what | by | license | comment | |
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| Dec 12, 2019 at 16:57 | history | answered | riemann_lebesgue | CC BY-SA 4.0 |