On 2 Mai, 18:26, Fredrik Johansson <fredrik.johans...@gmail.com> wrote: > On Mon, May 2, 2011 at 5:46 PM, Haz <christian.mu...@gmail.com> wrote: > > Tom: Apologies, but I'm having trouble inferring what you github username is > > -- where is the branch? > > Fredrik: I like the idea, but that seems like a massive shift in the SymPy > > core that I don't feel is possible in the time frame that the assumptions > > need to be fixed in. > > I don't think it's necessarily that much work. The only essential > thing that needs to be done is to provide every expression object with > a reference to its parent algebra, and to overwrite sympification to > convert inputs to have the same parent. Everything else can be > implemented gradually. The major obstacles ought to be caching and the > current assumptions -- which need to go anyway. >
Would it be too much to ask for a coherent outline of this proposal on the wiki? (By coherent I don't mean "less confused" but "more complete".) What you describe indeed sounds nice and clean to me, but I have difficulty piecing things together (in particular I know e.g. nothing about sage). Tom -- You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to sympy@googlegroups.com. To unsubscribe from this group, send email to sympy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
