THIS is a very suggestive contribution to the foundations of the Algebra of Vectors as recently so strongly advocated in America by Prof. Willard Gibbs, and in this country by Mr. Oliver Heaviside.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Abstract: A method to recover the unknown sparse error e in a corrupted linear system b=Ax+e is proposed. The original problem is first transformed into a convex ...

Abstract: The computational burden represents a challenge nowadays, especially with the advancement of new control techniques, such as model predictive control. Therefore, this paper presents an ...

A Seattle-based artist spent more than 250 hours on a near perfect pencil drawing of Michael Jordan’s famous free throw line dunk. In the process he captured worldwide attention and the praise of ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over ...