Revision history of "Binomial coefficient (n choose k) equals (-1)^k ((k-n-1) choose k)"

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  • (cur | prev) 02:38, 4 June 2016Tom (talk | contribs). . (430 bytes) (+430). . (Created page with "==Theorem== The following formula holds: $${n \choose k} = (-1)^k { {k-n-1} \choose k},$$ where ${n \choose k}$ denotes the binomial coefficient. ==Proof== ==References=...")