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Celebrate Pi Day!

It's the only holiday to honor a number: Pi Day, on 3-14, the beginning digits of the infinite, nonrepeating decimal expansion of pi = 3.1415926... As the ratio of a circle's circumference to its diameter, pi is irrational and transcendental--qualities sure to bring a twinkle to any mathematician's eyes. How are people celebrating Pi Day?

In celebration of Pi Day (3.14), the AMS is offering a 25% discount on select AMS titles. View the list of Pi related books and use market code PI314 when ordering. The discount expires 4/14/14.

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If your math department celebrates Pi Day let us know!