Differential equations

[Fernando Pérez]

Erik Max Francis wrote:

> As you say, it's pretty straightforward to write a program that does
> symbolic differentiation.  What really gets into the hairy stuff is when
> you want to simplify the resulting functions, which you inevitably want
> to do after you look at the output of a straighforward implementation of
> a symbolic differentiator.

At which point you realize you're a loooong way from beating Mathematica & 
friends :)  That's why I suggested to the OP that he look into ways of 
calling the 'big boys' from within his python code.

cheers,

f