OneNote contains features such as Equations and Symbols. The Equation feature is used to add math equations to the page, and the purpose of the Symbol is to add symbols. The Equation and Symbol ...

A flow chart, or flow diagram, is a graphical representation of a process or system that details the sequencing of steps required to create output. A typical flow chart uses a set of basic symbols to ...

Everyone knows that arithmetic is true: 2 + 2 = 4. But surprisingly, we don’t know why it’s true. By stepping outside the box of our usual way of thinking about numbers, my colleagues and I have ...