Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

It may be a surprise to learn that you can define names of cells in Microsoft Excel instead of using the letter and number combinations. This makes it friendlier to read and understand. For example, ...

Break down even the most complex formulas! Learn the mindset and steps to truly grasp any math expression, no matter the level. Minnesota Governor Tim Walz drops reelection bid amid Somali fraud ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Microsoft has launched AI agents for Word, Excel, and PowerPoint. The agents are available for business and individual subscribers. Now accessible on the web, the agents will expand to the desktop.

The Bronx is learning — at least in charter schools. Students from charter schools in the borough’s poorest neighborhoods, including the South Bronx, excelled on state reading and math exams — with ...

Have you ever stared at a tangled web of Excel formulas, wondering if there’s a better way to make sense of it all? For many, Excel’s LAMBDA function feels like a cryptic puzzle—powerful but ...

I discovered artificial intelligence tool GPT Excel in my quest to cut down on all the busywork it takes to create and update spreadsheets. Carly Quellman, aka Carly Que, is a multimedia strategist ...

Before starting the tutorial, it’s important to understand degrees and radians. In Excel, they are used in trigonometric functions such as SIN, COS, and TAN, which need the angle to be in radians for ...

A hot potato: OpenAI's latest artificial intelligence models, o3 and o4-mini, have set new benchmarks in coding, math, and multimodal reasoning. Yet, despite these advancements, the models are drawing ...

What was the last movie you saw in theaters? I rarely go to the movies anymore, partly because I prefer TV series—particularly action shows with spies (recommendations welcome!). But I do go to the ...