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Sonoma Family Life Magazine

The Number Everyone’s Talking About

Mar 03, 2020 01:21PM
All Sonoma County Library events have been canceled through March 31

The mathematical constant π (pi) has been a celebrity for millennia— in 250 BC the ancient Greek mathematician Archimedes developed a logarithm for calculating it. Today, it’s still a big deal; it even has its own special day, when mathematicians around the globe celebrate it. Pi Day is always held on March 14, in honor of the first three figures in the number (3.14). On that day, 10 a.m.–6 p.m., the Central Santa Rosa Library in Santa Rosa will be holding free pi-oriented children’s activities. For more information, go to