[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Bug-gsl] levy skew alpha-stable distribution documentation mis-plot
From: |
Brian Gough |
Subject: |
Re: [Bug-gsl] levy skew alpha-stable distribution documentation mis-plot? |
Date: |
Thu, 05 Feb 2009 15:03:51 +0000 |
User-agent: |
Wanderlust/2.14.0 (Africa) Emacs/22.2 Mule/5.0 (SAKAKI) |
At Mon, 2 Feb 2009 01:52:41 -0500,
dorkusmonkey wrote:
>
> On p. 218 for my copy of the gsl reference, chapter 19.13 "The Levy
> skew alpha-Stable Distribution" I noticed that the plot of the
> probability distribution function, p(x), (for alpha=1.0, beta=1.0,
> scale=1.0) has a maximum at around y=0.06 or so. I have estimated the
> pdf myself and have found the peak for the same parameters to be
> nearer to 0.3. Are you sure that the plot of the pdf (p(x)) is
> correct?
>
Thanks for the email. You're correct, comparing it against a
histogram of random variates shows the same difference---I must have
generated the plot with different parameters from the ones in the
title. I will regenerate it for the next release.
--
Brian Gough
(GSL Maintainer)
Support freedom by joining the FSF!
http://www.fsf.org/associate/support_freedom/join_fsf?referrer=37