Pi Day (3/14) approaches. To help honor the coming holiday and the importance of math, stand-up mathematician Matt Parker unspools a common math mistake known as the off-by-one-error. His new book is called 'Humble Pi: When Math Goes Wrong In The Real World.'Email the show at [email protected]).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)
