[SciPy-User] Sparse jacobian in scipy ODE solver

Per Nielsen evilper@gmail....
Sun Jan 22 05:16:24 CST 2012


Thanks for your fast reply.

Is the support for banded jacobians available from the current scipy
implementation or should I get my hands dirty in fortran code? =)

Per

On Sat, Jan 21, 2012 at 14:30, Pauli Virtanen <pav@iki.fi> wrote:

> 21.01.2012 14:14, Per Nielsen kirjoitti:
> [clip: zvode]
> > It seems that the jacobian can not be sparse. But is this a fundamental
> > problem or could one somehow work around it and still use ode from scipy?
>
> The solvers don't support sparse matrices (they support banded matrices,
> though). I don't think there's a way around this, as they are mostly
> Fortran code.
>
> --
> Pauli Virtanen
>
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