From: | weberm@*******.net (Ubiquitous) |
---|---|
Subject: | OT: Math Nazi is ME! (was: Re: G-force blackout/redout |
Date: | Sun, 27 Feb 2005 11:28:35 -0500 |
>On Monday 21 February 2005 02:17 pm, Jan Jaap van Poelgeest
><jjvanp@*****.com> wrote:
>> number of successes required being (G-force!)/2 (i.e.:
>> 4 G's require (1+2+3+4)/2 = 5 successes. This would
>
>! (Factorial) is a product, not a sum.
>
>4! = 1 * 2 * 3 * 4 = 24
>
>There's no nice mathematical shorthand for the sum up to n, but you can
>also write it as (n^2 + n) / 2.
Apparently I missed out on this thread entirely unitl now.
I believe there is a math notation for a sum: Sigma
--
"Ted, sweetheart...somebody's left a wicker basket with a little baby in it
on our front doorstep."
"Just leave it out there on the stoop, honey. The cats'll get it."
- Red Meat http://www.redmeat.com/redmeat/