Power supply designers are well aware of the tradeoffs encountered in the design process, and the accompanying challenges. One of the toughest tasks in designing a controller is to meet stringent ...

This paper deals with the packing problem of circles and non-convex polygons, which can be both translated and rotated into a strip with prohibited regions. Using the Ф-function technique, a ...

The question of "having it all" cropped up yet again in the comments on today's post about newly appointed Yahoo CEO Marissa Mayer. She just announced that she's pregnant, which has some people ...