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Re: 3 points from a new user of gsl
- To: gsl-discuss at sourceware dot cygnus dot com
- Subject: Re: 3 points from a new user of gsl
- From: Philip Kendall <pak at ast dot cam dot ac dot uk>
- Date: Fri, 15 Jun 2001 15:46:57 +0100
- References: <01061516251601.22198@lgmt-fab5.ups-tlse.fr>
On Fri, Jun 15, 2001 at 04:25:16PM +0200, Jean-Max Redonnet wrote:
>
> Just a small problem
> $ /usr/bin/gsl-config --libs
> returns
> -L/usr/lib -lgsl -lm
> This not include -lblas that might be useful sometines. Is it normal ?
Yes, for 0.7; 0.8 (which has been out for a couple of weeks now) include
the BLAS libraries in the output of `gsl-config --libs`.
> Vectors and matrices
> I've not found any function to get the norm of a vector
double gsl_blas_dnrm2 (const gsl_vector * X) gives you the Euclidean
norm (certainly in 0.8 and I guess it's in 0.7).
HTH,
Phil
--
Philip Kendall <pak@ast.cam.ac.uk>
http://www.srcf.ucam.org/~pak21/