Thank you. I've got it now. On Tuesday, March 24, 2015 at 1:40:59 PM UTC+2, Aaditya Nair wrote: > > equation == True # outputs True >> equation is True # outputs False >> >> Why True equation is not True? >> >> The `Eq` function doesn't actually return `True` but returns `S.true` > whose value is equal to True. > Hence `is`, which does an object-comparison which results `False` as > `True` and `S.true` are separate objects. > But since values of `True` and `S.true` are same, use of `==` operator > results `True`. > > It is recommended that you use `==` for testing Boolean Equality. > > Aaditya M Nair >
-- 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. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/b88dedd5-81bf-45a5-84a8-bf8a1d90e414%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
