Mathematics defines an interval as a set of real numbers lying between two endpoints on the number line (the endpoints may be included or excluded in the set). Mathematicians commonly express these ...

A complete introduction to vectors designed for beginners and students. I cover notation, magnitude, direction, operations, ...

Galileo once famously described the universe as a great book “written in mathematical language and its characters are triangles, circles, and other geometrical figures.” Unfortunately, it’s a language ...