Pi: A Biography of the World’s Most Mysterious Number

Alfred S. Posamentier, Ingmar Lehmann1591022002, 9781591022008

In this delightful layperson’s introduction to one of math’s most interesting phenomena, Drs Posamentier and Lehmann review p’s history from pre-biblical times to the 21st century, the many amusing and mind-boggling ways of estimating p over the centuries, quirky examples of obsessing about p (including an attempt to legislate its exact value), and useful applications of p in everyday life, including statistics.