..and note that evalf calculates to a desired level of precision.


On Thu, Dec 5, 2013 at 8:19 AM, Sergey B Kirpichev <notifications@github.com
> wrote:

> In sympy/core/basic.py:
>
> >          See Also
> >          ========
> >          replace: replacement capable of doing wildcard-like matching,
> >                   parsing of match, and conditional replacements
> >          xreplace: exact node replacement in expr tree; also capable of
> >                    using matching rules
> > +        evalf: evaluate the given formula to a given accuracy of digits
>
> Why this?
>
> —
> Reply to this email directly or view it on GitHub<https://github.com/sympy/sympy/pull/2649/files#r8129547>
> .
>