A Piece of Pi

As a mathematician, I would be remiss if I did not call attention to National Pi Day, Saturday, March 14.

Since 2009, when the U.S. House of Representatives established National Pi Day, it has been celebrated on March 14. Why? 3, 1 and 4 are the first three digits of Pi. This year, Pi Day is remarkable as it includes the whole Pi: 3.1415.

You might well wonder, “Why does Pi get a special day?” For starters, consider this — and I do not think I exaggerate — Pi makes the world go ‘round. Continue reading