Nils Wagner wrote: > I found some FORTRAN Codes. How about > > http://www.unige.ch/~hairer/software.html > http://pitagora.dm.uniba.it/~testset// Great, that's a good first step. Now you can roll up your sleeves and get going with f2py, so that they become available for scipy use. We look forward to your code contributions. Best, f