CTC	Computed Torque Control
ACM	Adaptive Control Method
BsCM	Back-stepping Control Method
SMC	Sliding Mode Control
ISMC	Integral Sliding Mode Control
SSE	Steady-State Error
SOSMC	Second-Order Sliding Mode Control
TSMC	Terminal Sliding Mode Control
NTSMC	Non-singular Terminal Sliding Mode Control
FTSMC	Fast Terminal Sliding Mode Control
FNTSMC	Fast Non-singular Terminal Sliding Mode Control
NISMS	Nonsingular Integral Sliding Mode Surfac
FnTCM	Finite-Time Control Method
FxTCM	Fixed-Time Control Method
DO	Disturbance Observer
FnTDO	Finite-Time Disturbance Observer
FxTDO	Fixed-Time Disturbance Observer
SOSMO	Second-Order Sliding Mode Observer
USOSMO	Uniform Second-Order Sliding Mode Observer
TOSMO	Third-Order Sliding Mode Observer
ASTwCL	Adaptive Super-twisting Control Law
PPC	Prescribed Performance Control
PCP	Prescribed Control Performance
PPF	Prescribed Performance Function
ETF	Error Transformation Function
DOF	Degrees of Freedom
RMSM	Roots-Mean-Square Method
RMSE	Roots-Mean-Square Error
SMO-CM	Sliding Mode Observer-based Control Method
TDE-CM	Time-Delay Estimation-based Control Method
DO-CM	Disturbance Observer-based Control Method
ADRCM	Active Disturbance Rejection Control Method
APPTMC	Adaptive Prescribed Performance Tracking Motion Control