* Re: gsl-discuss Digest 29 Aug 2003 19:52:17 -0000 Issue 860
[not found] <1062186737.28720.ezmlm@sources.redhat.com>
@ 2003-08-30 2:59 ` Ajay Shah
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From: Ajay Shah @ 2003-08-30 2:59 UTC (permalink / raw)
To: gsl-discuss
> From: Rajarshi Guha <rajarshi@presidency.com>
> Reply-To: rajarshi@presidency.com
> To: gsl-discuss@sources.redhat.com
> Date: 29 Aug 2003 15:57:28 -0400
> Subject: a question regarding PDF's
>
> Hi,
> the function gsl_ran_gaussian_pdf() only takles the value of std dev.
> What would I need to do if I wanted the value from the distribution with
> a mean other than 0?
I actually find it odd that gsl_ran_gaussian_pdf() takes sigma as an
arg. The simplest and most elegant framework is where the library only
offers to serve up z ~ N(0,1) variates. When you want N(mu,sigma^2),
use mu + z*sigma.
--
Ajay Shah Consultant
ajayshah@mayin.org Department of Economic Affairs
http://www.mayin.org/~ajayshah Ministry of Finance, New Delhi
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2003-08-30 2:59 ` gsl-discuss Digest 29 Aug 2003 19:52:17 -0000 Issue 860 Ajay Shah
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