Function lupnt::RotXdot¶ Defined in File math_utils.cc Function Documentation¶ Mat3 lupnt::RotXdot(Real angle, Real angle_dot)¶ Time derivative of RotX(angle) with respect to time, given the angle’s time derivative angle_dot: d/dt RotX(angle(t)). Parameters: angle – Rotation angle [rad] angle_dot – Time derivative of angle [rad/s] Returns: 3x3 matrix d(RotX)/dt