From v2.1, the open-source software CasADi can be used instead of GPOPS.Notes View License
From v1.1, an implicit formulation of activation dynamics can be used to solve the muscle redundancy problem.Notes View License
Version 0.1 (08/24/2016). View License
De Groote F., Kinney A.L., Rao A.V., and Fregly B.J. Evaluation of direct collocation optimal control problem formulations for solving the muscle redundancy problem. Annals of Biomedical Engineering, 44(10):2922-2936, 2016. DOI: 10.1007/s10439-016-1591-9. (2016) View