Update: I revisited the calculation of Pi with even more digits. In the United States today, March 14th is  π day (3rd month, 14th day, or 3/14). Traditions involve eating pie, the pastry, and calculating Pi, the irrational mathematical constant. Animation of the act of unrolling a circle’s circumference, illustrating the ratioπ. Edited by John Reid [CC BY-SA 3.0] via…