Bach was the Champion of the 'Well-Tempered' keyboard - a new system of even-tempering or tuning which allowed music to be played in all keys without having to retune the keyboard. The calculations involve some tricky ratios and approximations, but have since become the standard.

Before him, Pythagoras demonstrated that the notes of the scale corresponded to simple fractions relative to the first note. He knew about how much to shorten a string in order to pluck a higher note.

Mathematical Music for your Mobile Phone

WOLFRAM TONES is a website offering unique mathematical music tones in a variety of styles. Automatically generated - no two are ever the same!

The Hunt For The Two-Sided Triangle

My own Mathematical play for children, in which the cast embark on an adventure to find the mythical two-sided triangle, solving a variety of seemingly impossible puzzles along the way. (Open in New Window)