Abstract: External disturbances in complex environments often have a serious impact on the control system performance. For the tracking control problem of an air-breathing hypersonic vehicle (AHV) ...

Billy Joel made his first appearance since being diagnosed with a brain disorder and relied on a cane to help walk.

Management of Essential Tremor prioritizes functional improvement over symptom elimination, and protocols begin with ...

Abstract: Limit cycle is a typical phenomenon in the nonlinear system, usually deteriorating stability even damaging the systems. This article investigates the formation mechanisms and suppression ...