How-To Geek on MSN

Document formulas in Excel like code with N() function

The simplest way to start documenting Excel formulas like a coder is by using the N () function. Although its primary job is to convert non-numeric values into numbers, it has a hidden quirk: because ...
Interesting Engineering

Sebestyen’s theorem crosses into infinity after 40 years of mathematical limits

A classic math rule now handles infinity. New work strengthens the math behind physics and unbounded systems. % ...