Hi Scott! On Mon, Oct 20, 2008 at 6:05 PM, Scott <[EMAIL PROTECTED]> wrote: > > Ondrej > > > Thank you for the tip to use the subs function, I was expecting it to > exist but I had trouble finding it. > > I will be working with 2-d arrays. Which 2d formats play well with > both the subs and the diff funtions?
I think our Matrix should work with them in some way. > > It seems that Matrix lacks the diff attribute , list and numpy.array > lack the subs attribute. > Is there a better way to handle this than a lot of > Matrix(diff(Matrix(rdotarray).subs(xdot,s)[:],s)).subs(s,xdot) ? Yes, you can use Matrix.applyfunc(). See it's docstring for usage. > > Where in the Docs am I most likely to find the answers to my question? http://docs.sympy.org/modules/matrices.html > > I am using sympy 6.2 now. If you have further questions, please ask. Sorry for my late reply. Ondrej --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sympy?hl=en -~----------~----~----~----~------~----~------~--~---
