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Subject: Re: Hash collisions and a little maths

Author: Kai Lübke

Date: 04:07:30 02/19/99

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On February 18, 1999 at 07:55:56, Rémi Coulom wrote:


>Your formula is wrong. It would give a probability of 18200% for 364 persons!
>The exact formula is 1 - q!/((q-p)!*q^p) for p choices among q values, p < q.

Argh! Yes, of course you're right.
I feel really stupid now, especially since I (no joke!) actually have a degree
in Mathematics... ;-(((
But I never had any probability theory course, and you can now understand why I
always hated this subject. :)
Next time, I'll just keep my mouth shut. ;-)))))

---
Shep




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