Abstract: This paper proposes an improved sliding mode control (SMC) method using a hyperbolic function for battery charger of personal mobility devices (PMDs). In general, various control methods can ...

Given a particle in Euclidean space, a central force is a force that points toward or away from the origin and depends only on the particle’s distance from the origin. If the particle’s position at ...

Institute of Mathematics and Mechanics of NAS of Azerbaijan, Baku, Azerbaijan. Nakhchivan State University, Nakhchivan, Azerbaijan. In the present paper we investigate the effect of the weight ...

This paper describes the eccentricity, amplitude, phase shift, angular momentum, polarization, radial path, and orbital ...