(self, prec)
return self.args[0]._eval_evalf(prec)
Careful! any evalf of polar numbers is flaky
Careful! any evalf of polar numbers is flaky
Careful! any evalf of polar numbers is flaky
def _eval_evalf(self, prec):
        """ Careful! any evalf of polar numbers is flaky """
        return self.args[0]._eval_evalf(prec)
def _eval_evalf ( self , prec ) : return self . args [ 0 ] . _eval_evalf ( prec )