I think the best output in this case is a Piecewise expression, similar to what integrate does for integrate(x**y, x).
Aaron Meurer On Sat, Feb 8, 2014 at 11:19 AM, Avichal Dayal <[email protected]> wrote: > How about this:- > We can replace sign(var) with {-1, 1} in the _contains method > Any operation on the Set will be done on both -1 and 1. Final expression > we get will be a set. Then check if it is in [-oo, oo] > > E.g.:- a*sign(x) + b > => {-a, a} + b > => {-a+b, a+b} > > I tried to implement but I'm having some trouble. How to separate a SymPy > expression > into basic components? For e.g.:- a*b + c should give me a, b and c > separately > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. For more options, visit https://groups.google.com/groups/opt_out.
