Comparative Study of Optimal Nonlinear Control Schemes for Hanging Mass Actuated by Uncertain Pneumatic Muscle. - Musaab Esam Sadiq; Amjad Jaleel Humaidi; Saleem Khalefa Kadhim; Abdulkareem Sh. Mahdi; Ahmed Alkhayyat 001; Ibraheem Kasim Ibraheem (ICSET, 2021)