1.ILQR:http://roboticexplorationlab.org/papers/iLQR_Tutorial.pdf
2.AL-ILQR:https://bjack205.github.io/papers/AL_iLQR_Tutorial.pdf
3.https://zhuanlan.zhihu.com/p/91865627
4.https://github.com/navigator8972/pylqr
5.https://bicmr.pku.edu.cn/~wenzw/optbook/opt1.pdf
6.https://github.com/RoboticExplorationLab/RobotDynamics.jl
7.https://github.com/RoboticExplorationLab/TrajectoryOptimization.jl