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Slow odepkg


From: Jordi Gutiérrez Hermoso
Subject: Slow odepkg
Date: Tue, 16 Aug 2011 14:19:29 -0500

On 16 August 2011 07:24, Richard Crozier <address@hidden> wrote:
> Under the hood, simulink uses the Matlab ode solver functions such as ode45,
> ode23, ode15s etc. All simulink really does is provide a pretty interface
> and some handy built-in blocks (such as SimPowerSystems).
>
> Octave has equivalents to these ode functions (in an octave-forge package at
> least) so you can get the same functionality without being locked into
> simulink if you are willing to invest the time in learning to use these.
> They are significantly slower implementations in Octave though.

I like optimising stuff. What's slow? The ode-pkg functions? All of
them? Do you have some clues on where to speed things up? Some
benchmarks?

- Jordi G. H.


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