The easy way to pick the best chess move in The Password Game is to cheat. You can enter the state of the board into a site like this, and it’ll tell you the best ...

A worksheet on basic algebraic notation: writing numbers before variables, omitting multiplication and division signs, multiplying 3 terms and using square notation. Solutions are included. A bundle ...

Diagram 1: This diagram shows all squares on the chessboard identified by their coordinates. You would notice along the sides of the board there are letters and numbers. They are used to identify ...

Algebra uses letters to represent unknown values. Unknown values are commonly represented by the letters x and y. There are several principles you need to know to be able to use algebraic notation.

David E. Dunning explores how mathematical notation is a social, world-building technology. It’s natural to think of math as being fundamentally abstract. Whether it’s invented or discovered, its ...