I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

Abstract: Quadric surfaces are commonly seen geometries in man-made targets. In this article, a unified bidirectional scattering distribution function (BSDF) is analytically derived for general convex ...

The FIND function allows you to find a text string within another. It returns the position at which a character or string begins within another text string. The output of the above function will be 5, ...

FEVO and AARP have a new arrangement in which AARP’s 38 million members can save 15% on tickets to select live events for leagues likes MLS, MLB, the NFL, NBA, WNBA, NHL, NWSL and college sports. FEVO ...

Many dismiss warehousing simply as storage. But they couldn’t be more wrong: a warehouse is a dynamic hub of activity that is the foundation of the entire ecommerce order fulfillment process. From ...

PEPFAR’s computer systems also are being taken offline, a sign that the program may not return, as Republican critics had hoped. By Apoorva Mandavilli The Trump administration has instructed ...

To promote faster development of quantum algorithms and applications, IBM has just launched the Qiskit Functions Catalog. This new platform allows developers from IBM and other organizations to ...

Your working memory, cognitive flexibility, and self-regulation are core components of executive function (EF), an interrelated set of mental skills that lay the foundation for advanced cognitive ...

If you want to learn how to use IF and VLOOKUP nested functions in Excel, you’ve come to the right place. The IF and VLOOKUP nested functions are two of the most powerful functions in Excel used by ...