(self, otherframe)
return time_derivative(self, otherframe)
Returns a Vector which is the time derivative of
        the self Vector, taken in frame otherframe.

        Calls the global time_derivative method

        Parameters
        ==========

        otherframe : ReferenceFrame
            The frame to calculate the time derivative in
Returns a Vector which is the time derivative of
        the self Vector, taken in frame otherframe.
Returns a Vector which is the time derivative of the self Vector taken in frame otherframe .
def dt(self, otherframe):
        """
        Returns a Vector which is the time derivative of
        the self Vector, taken in frame otherframe.

        Calls the global time_derivative method

        Parameters
        ==========

        otherframe : ReferenceFrame
            The frame to calculate the time derivative in

        """
        from sympy.physics.vector import time_derivative
        return time_derivative(self, otherframe)
def dt ( self , otherframe ) : from sympy . physics . vector import time_derivative return time_derivative ( self , otherframe )