Updates:
Status: Fixed
Comment #4 on issue 2900 by smi...@gmail.com: xreplace rebuilds expressions
when there is no match
http://code.google.com/p/sympy/issues/detail?id=2900
>>> Add(x, -x, evaluate=False).xreplace({y:1})
-x + x
--
You received this message because you are subscribed to the Google Groups
"sympy-issues" group.
To post to this group, send email to sympy-issues@googlegroups.com.
To unsubscribe from this group, send email to
sympy-issues+unsubscr...@googlegroups.com.
For more options, visit this group at
http://groups.google.com/group/sympy-issues?hl=en.
