[SciPy-user] RE : Re: odeint-lsoda

Donald Fredkin drfredkin@ucsd....
Mon Mar 5 18:49:11 CST 2007


You can find the source for lsoda at http://netlib.org/. It's good to
become accustomed to searching in netlib, but you can "cheat" and go
directly to the source at http://netlib.org/alliant/ode/prog/lsoda.f.

Robert VERGNES wrote:

> I probably missed something...?
> 
> 
> Donald Fredkin <drfredkin@ucsd.edu> a icrit : Robert VERGNES wrote:
> 
> > is there a manual for odeint and lsoda ?
> 
> You can view the source code for lsoda on netlib. The extensive
> comments at the head of the source file are clear and complete. Odeint
> is just a wrapper for lsoda, so when you understand what lsoda is
> doing you will be all set.
> 
> In your case, you might simply be computing for to coarse a mesh in t,
> so "too much work" has to be done for each step. The error message
> tells you what value of t was reached before lsoda gave up.



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