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(Free42) not a bug - COMB
07-13-2020, 12:28 PM
Post: #5
RE: (Free42) not a bug - COMB
(07-13-2020 12:10 PM)Albert Chan Wrote:  We can shift the argument: \( \binom{n}{r} = {n \over n-r}\; \binom{n-1}{r} \)

→ C(20408, 10204) = 2 × C(20407, 10204)
Doesn't always work: COMB(20421,10167)=COMB(20420,10167)*(20421/10167)
But Free42's COMB can't compute COMB(20420,10167) either.

Werner

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Messages In This Thread
(Free42) not a bug - COMB - Werner - 07-13-2020, 11:36 AM
RE: (Free42) not a bug - COMB - Paul Dale - 07-13-2020, 12:03 PM
RE: (Free42) not a bug - COMB - Werner - 07-13-2020, 12:22 PM
RE: (Free42) not a bug - COMB - Werner - 07-13-2020, 01:16 PM
RE: (Free42) not a bug - COMB - Werner - 07-13-2020 12:28 PM
RE: (Free42) not a bug - COMB - Werner - 07-14-2020, 06:57 AM



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