Re: Issue 3081 in sympy: Mul.is_positive gets very slow for a 15-factor term

Updates: Status: Fixed Comment #2 on issue 3081 by smi...@gmail.com: Mul.is_positive gets very slow for a 15-factor term http://code.google.com/p/sympy/issues/detail?id=3081 (No comment was entered for this change.) -- You received this message because you are subscribed to the Googl

Re: Issue 3145 in sympy: simultaneous substitution

Updates: Labels: NeedsReview smichr Comment #1 on issue 3145 by smi...@gmail.com: simultaneous substitution http://code.google.com/p/sympy/issues/detail?id=3145 The use of the parallel keyword is possible in https://github.com/sympy/sympy/pull/690 . This allows all substitutions to t

Re: Issue 3146 in sympy: order of Boolean args when pprint'ed

Updates: Labels: NeedsReview smichr Comment #1 on issue 3146 by smi...@gmail.com: order of Boolean args when pprint'ed http://code.google.com/p/sympy/issues/detail?id=3146 Although the pprint issue is not fixed, some sorting issues are addressed in https://github.com/sympy/sympy/pul

Re: Issue 2552 in sympy: (1/(x*y)).subs(x*y, whatever) doesn't work

Updates: Labels: -CodeInCategory-Code -CodeInDifficulty-Medium -CodeInImportedIntoMelange NeedsReview smichr Comment #33 on issue 2552 by smi...@gmail.com: (1/(x*y)).subs(x*y, whatever) doesn't work http://code.google.com/p/sympy/issues/detail?id=2552 (No comment was entered for this chan

Re: Issue 3069 in sympy: dsolve gets too many constants for a first order linear ode

Updates: Status: Accepted Comment #3 on issue 3069 by asmeu...@gmail.com: dsolve gets too many constants for a first order linear ode http://code.google.com/p/sympy/issues/detail?id=3069 I agree. See issue 2235 (actually, 1st_linear should go before separable because the solution i