Asymptotic stability Bogies (railroad rolling stock) Bounded input Bounded state Bounded-input-bounded-state Conventional (rigid) wheelset Discrete time Discrete time control systems Discrete-time polynomial system Heuristic algorithms Heuristics algorithm Higher-order neural units Independently rotating wheel Independently rotating wheels Index Indexes Input-bounded Input-to-state stability Mechatronics Polynomial systems Rail transportation Railroads Rails Sliding mode control Sliding-mode control State space methods Time polynomials Vehicle wheels Voltage measurement Wheels