(self, frame)
return self._acc_dict[frame]
The acceleration Vector of this Point in a ReferenceFrame.

        Parameters
        ==========

        frame : ReferenceFrame
            The frame in which the returned acceleration vector will be defined in

        Examples
        ========

        >>> from sympy.physics.vector import Point, ReferenceFrame
        >>> N = ReferenceFrame('N')
        >>> p1 = Point('p1')
        >>> p1.set_acc(N, 10 * N.x)
        >>> p1.acc(N)
        10*N.x
The acceleration Vector of this Point in a ReferenceFrame.
The acceleration Vector of this Point in a ReferenceFrame .
def acc(self, frame):
        """The acceleration Vector of this Point in a ReferenceFrame.

        Parameters
        ==========

        frame : ReferenceFrame
            The frame in which the returned acceleration vector will be defined in

        Examples
        ========

        >>> from sympy.physics.vector import Point, ReferenceFrame
        >>> N = ReferenceFrame('N')
        >>> p1 = Point('p1')
        >>> p1.set_acc(N, 10 * N.x)
        >>> p1.acc(N)
        10*N.x

        """

        _check_frame(frame)
        if not (frame in self._acc_dict):
            if self._vel_dict[frame] != 0:
                return (self._vel_dict[frame]).dt(frame)
            else:
                return Vector(0)
        return self._acc_dict[frame]
def acc ( self , frame ) : _check_frame ( frame ) if not ( frame in self . _acc_dict ) : if self . _vel_dict [ frame ] != 0 : return ( self . _vel_dict [ frame ] ) . dt ( frame ) else : return Vector ( 0 ) return self . _acc_dict [ frame ]