Status: New Owner: ---- Labels: Type-Defect Priority-Medium
New issue 3403 by [email protected]: 'Mul' object has no attribute '_eval_expand_trig'
http://code.google.com/p/sympy/issues/detail?id=3403 Triggered by: In [1]: from sympy import * In [2]: x,y=symbols('x,y') In [3]: cos(x+y).expand(trig=True) Out[3]: -sin(x)*sin(y) + cos(x)*cos(y) #Ok In [4]: cos(x-y).expand(trig=True) AttributeError: 'Mul' object has no attribute '_eval_expand_trig' -- You received this message because you are subscribed to the Google Groups "sympy-issues" 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-issues?hl=en.
