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Re: [Help-gsl] Multiple precision GSL?
From: |
Warren Weckesser |
Subject: |
Re: [Help-gsl] Multiple precision GSL? |
Date: |
Thu, 7 Jun 2012 16:07:41 -0500 |
On Thu, Jun 7, 2012 at 9:52 AM, PAU ROLDAN <address@hidden> wrote:
> Hi,
>
> are you aware of any multiple-precision implementation of the GSL library,
> or
> something close to it? I have been browsing the web but nothing seems to be
> available.
>
> The MPFR website is listing
>
> "The MPGSL (Multiple Precision GSL), a collection of routines for
> numerical
> computing. This is a partial rewrite of the GSL using MPFR, by Marco
> Maggi."
>
> but this project seems to be dead.
>
> The closest thing I found is the mpmath python library
> http://code.google.com/p/mpmath/
>
> In particular, I would like to port some of my (double-precision) code
> using
> numerical integration, ODE, and root-finding GSL routines into
> multiple-precision.
>
It's not GSL, so the following is off-topic, but given the question, you
might be interested...
A few years ago, I converted the CVODE code in the SUNDIALS suite to use
the arbitrary precision floating point values provided by the CLN library.
See: http://www.warrenweckesser.net/software/sundials_cln/
Warren
> I guess I could try to port the GSL routines myself (I'm just using a
> handful
> of them), but I am trying to avoid re-inventing the wheel, plus it is
> probably not a trivial task.
>
> Thanks a lot in advance.
>