This tried-and-true method is one of the best ways to study so you actually retain information—and it's not hard to do. Here's what you need to know.

Abstract: QR decomposition (QRD) is used to solve least-squares (LS) problems for a wide range of applications. However, traditional QR decomposition methods, such as Gram-Schmidt (GS), require high ...

This week, a centuries-old geometric exercise that is easier than it looks, and a disputed division of a soft drink between a ...