(prec, subs)
return newsubs
Change all Float entries in `subs` to have precision prec.
Change all Float entries in `subs` to have precision prec.
Change all Float entries in subs to have precision prec .
def evalf_subs(prec, subs):
    """ Change all Float entries in `subs` to have precision prec. """
    newsubs = {}
    for a, b in subs.items():
        b = S(b)
        if b.is_Float:
            b = b._eval_evalf(prec)
        newsubs[a] = b
    return newsubs
def evalf_subs ( prec , subs ) : newsubs = { } for a , b in subs . items ( ) : b = S ( b ) if b . is_Float : b = b . _eval_evalf ( prec ) newsubs [ a ] = b return newsubs