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18th Annual Pi Day Celebration URL: http://www.exploratorium.edu/pi/ Description: This site, created in 2004 for the Pi Day celebration on March 14 (3/14), commemorates π, an irrational real number (approximately equal to 3.14) which is the ratio of a circle's circumference to its diameter. Features a short history of pi, activities, and links to related sites about calculating pi, memorizing pi, and pi humor. From the Exploratorium. LII Topics: Mathematics, Numbers Publisher: Exploratorium LII Database Information: Record 23461 created by Maria Brandt on 03/05/2007 Last modification on 03/07/2007 Published: 03/07/2007 Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/23461 |
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