Pi (Greek letter)

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Revision as of 13:40, 24 November 2008 by imported>Bruce M. Tindall (New page: '''Pi''' is the sixteenth letter of the Greek alphabet. It is written as <math>\Pi</math> (upper-case) and <math>\pi</math> (lower-case).)
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Pi is the sixteenth letter of the Greek alphabet. It is written as (upper-case) and (lower-case).