... nonlinearities h(x) ∈ Rmis continuous in x. gi(x, t) ∈ Rn, an unmatched-typenonlinearity, possibly time-varying, is piecewise continuous in t and continuous in x.Weassume the following:1. ... the system enters into sliding regime, chattering occurs due to switching delays as well as systems vibrations. The chattering is eliminated with the introduction of QFT inside the boundary ... for chattering reduction and improved tracking in sliding mode control (SMC), ASME J. of Dynamic Systems, Measurement, and Control, Vol. 125, pp 66 5- 66 9. Thompson, D. F. (1998). Gain-Bandwidth...