OT:Re: No IRC in Kopete for KDE 4.1?
dotancohen at gmail.com
Sat Aug 30 21:04:44 BST 2008
2008/8/30 Derek Broughton <news at pointerstop.ca>:
> Factorial. Like, I'm talking to all my sibs and both parents, and they're
> all doing the same (but n! rather than n**n, because if I talk to my
> brother and he talks to me, that's usually only one conversation :-) ).
That's not factorial, that's the sum of 1 to (n-1) conversations,
which works out to (n^2)/2.
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