[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Help-gsl] derivative of a data set
|
From: |
Brian Gough |
|
Subject: |
Re: [Help-gsl] derivative of a data set |
|
Date: |
Fri, 30 Jun 2006 16:46:43 +0100 |
|
User-agent: |
Wanderlust/2.14.0 (Africa) Emacs/21.3 Mule/5.0 (SAKAKI) |
At Fri, 30 Jun 2006 09:21:58 +0200,
Eric Germaneau wrote:
> I wish to use gsl in oder to perform the derivative of a data set
> contains in an one dimensional array.
> It seems that gsl numerical differentiation estimate the derivative of
> function only.
> Does anyone as an idea?
> Do I have to do it "by hand" using for example u'(x) = ( u(x+h) - u(x) )
> / h?
Try gsl_spline_eval_deriv, see the manual for details.
--
best regards,
Brian Gough
Network Theory Ltd,
Publishing the GSL Manual - http://www.network-theory.co.uk/gsl/manual/