Pi — the ratio of a circle’s circumference to its diameter — is one of the world’s most famous numbers. The ancient Babylonians, who were the subject of a recent blog here on Morris Tutoring, were the first to calculate a value for pi. Pi is an infinite, non-repeating decimal that, so far, passes all […]

## Babylon, Quadratic Equations, and a World Without Zero

Ancient Babylon had its heyday from around 2300 to 300 BCE. The city’s biblical fame harks back to the Tower of Babel and the notorious whore of Babylon in the Book of Revelations, who, according to Roman Catholic dogma, will ultimately bring about the end of the world. The apocalypse. Babylon was located on the […]

## The Value of Touch-Typing

Kids are very impressed when they observe me typing — or is it called keyboarding now? I will call it typing, since I am an old dog and I don’t feel like learning yet one more new trick. I learned touch-typing in HS on one typewriter in a room full of other students and typewriters, […]