[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: lsode -- a do-it-all DGL solver?
From: |
Matthias Brennwald |
Subject: |
Re: lsode -- a do-it-all DGL solver? |
Date: |
Thu, 09 Aug 2007 20:33:31 +0200 |
Thanks for this pointer. I am however unsure whether
(i) lsode analyzes the differential equation to determine if the
equation is stiff or non-stiff, or
(ii) the user has to tell lsode about the stiffness of the equation.
Is it (i) or (ii)?
Matthias
On Wed, 2007-08-08 at 08:44 +0900, Tatsuro MATSUOKA wrote:
> Please go to the Alan C. Hindmarsh's web site.
>
> http://www.llnl.gov/CASC/odepack/
>
> You can get papers in the pdf style.
>
> *******************************************
> Tatsuro MATSUOKA
> Email : tmacchant_at_yahoo_dot_co dot_jp
> (_at_ --> @; _dot --> . )
> *******************************************
>
>
>
> --- Matthias Brennwald <address@hidden> wrote:
>
> > Dear all
> >
> > I'm not very much at home with the numerical theory
> > behind solving
> > differential equations. Therefore my question: how
> > do I decide which DGL
> > solver I should use? I have the impression that
> > 'lsode' seems to be a
> > very advanced solver that is suitabe for most (all?)
> > kinds of DGLs. Is
> > this correct? Also, how is it different from other
> > solvers like ode23 or
> > ode45 (available in Matlab and Octave forge)? What
> > are the
> > (dis)advantages of the different solvers?
> >
> > Matthias
> > _______________________________________________
> > Help-octave mailing list
> > address@hidden
> > https://www.cae.wisc.edu/mailman/listinfo/help-octave
> >
>
>
> --------------------------------------
> Easy + Joy + Powerful = Yahoo! Bookmarks x Toolbar
> http://pr.mail.yahoo.co.jp/toolbar/