I usually prefer writing my own logic in Excel, so I was hesitant to start using the Formula by Example tool. But when it turned my manual patterns into a perfectly structured formula, it became the ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

Learn why the achievements of Egypt, Babylon and Greece, though child’s play today, still stand as remarkable feats of intellect. It’s humbling to realize that much of high-school math, so vexing to ...

India celebrates National Mathematics Day on December 22 to commemorate the birth anniversary of the Indian mathematician Srinivasa Ramanujan. He shaped twentieth-century mathematics with his ...

Pi Day is upon us again, for those who note today’s date in the format 3/14 (March 14). But rather than talk about Pi Day itself, as I did last year, this year I want to talk about Pi and mathematical ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Charlene Rhinehart is a CPA , CFE, chair of an Illinois CPA Society committee, and has a degree in accounting and ...