可以计算物体做平抛运动时的轨迹，包含问题介绍和程序-Can calculate the movement of the object to make flat parabolic trajectory, contains the problem descr iption and procedures

6自由度机械臂轨迹规划，包含三次样条曲线、五次样条曲线、抛物线直线拟合曲线。-6 DOF manipulator trajectory planning, including cubic spline curve, five splines, linear parabolic curve fitting.