On Sun, Jun 21, 2009 at 5:43 PM, Bryan Bishop<[email protected]> wrote: > > On Sun, Jun 21, 2009 at 6:13 PM, Ondrej Certik<[email protected]> wrote: >> On Sun, Jun 21, 2009 at 4:27 PM, Bryan Bishop<[email protected]> wrote: >>> I'd like to be able to differentiate with respect to a unit (like from >>> physics.units.Unit). But the problem is that physics.units.Unit isn't >>> inheriting from Symbol. I wonder why this is. Was this a design >>> decision? I think I might be able to convert it into a derived class >>> of Symbol, but I was wondering if anyone wanted to yell at me first or >>> offer suggestions or something. :-) >> >> I don't know any reason right now -- just try if it works and if so, >> please send us a patch fixing it and a test. > > Maybe I'll write some unit tests of what the expected functionality > should be, and get back with you.
That'd be awesome. I forgot to ask why you need it. :) 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 -~----------~----~----~----~------~----~------~--~---
