Article View: sci.misc
Article #856Re: Formulae
From: Mark William Hopkins
Date: Tue, 22 Mar 1988 02:23
Date: Tue, 22 Mar 1988 02:23
24 lines
995 bytes
995 bytes
In article <172@wjh12.harvard.edu> lotto@wjh12.UUCP (Jerry Lotto) writes:
>
>I am surprised that noone has mentioned that:
>
> f x
> | e = F(u,n)
> j
>
Well, here is one that not too many people are aware of:
The exponential series formula (pardon my infinity symbol 00)
x OO n
e = SUM x / n!
n = 0
has an inverse:
00 n x
n! = INTEGRAL x / e dx
x = 0
(related to the Gamma function, for those who know about it.)
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Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!uwvax!dogie!uwmcsd1!csd4.milw.wisc.edu!markh From: markh@csd4.milw.wisc.edu (Mark William Hopkins) Newsgroups: sci.misc Subject: Re: Formulae Message-ID: <5298@uwmcsd1.UUCP> Date: 22 Mar 88 02:23:56 GMT References: <172@wjh12.harvard.edu> Sender: daemon@uwmcsd1.UUCP Reply-To: markh@csd4.milw.wisc.edu (Mark William Hopkins) Organization: University of Wisconsin-Milwaukee Lines: 24 Summary: The inverse of the exponential series.