What Is Pi Day 2024. On pi day (march 14), nasa reminded us why we need only a small slice of the irrational number's infinite decimal places to explain most of the known universe. Pi day is celebrated annually on march 14 because the first three numbers of the mathematical constant are 3, 1 and 4 by staff • published march 11, 2024 • updated on march 12, 2024 at 4:47 pm
For pi day, i created an ios app that guides you through all the steps needed to compute pi to 100 decimal places. While pi day was only officially instated as a national holiday in 2009, the mathematical symbol, pi, has been around for 4,000 years.