Abstract: In this paper, a new two-dimensional random switching frequency pulse-width-modulation (2D-RSF-PWM) method is proposed for variable frequency drives (VFDs). The proposed 2D-RSF-PWM method is ...

The International Mathematical Olympiad (IMO) is a prestigious competition featuring talented high school students from around the world, in which competitors solve complicated mathematical problems.

George Pólya’s random walk theorem absolved him of being a lurker and revealed how the laws of chance interact with physical ...

Abstract: Dynamic base station (DBS) differential Global Navigation Satellite System (DDGNSS) is an extension of the DGNSS. In urban canyons, the use of DBSs holds the potential to enhance the ...

In other words, you want to construct a polyhedral torus with faces that are shapes such as triangles or rectangles. Your peculiar-looking shape will be trickier to construct than one with a smooth ...