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Template:AotD

Revision as of 18:54, 30 January 2008 by Temperal (talk | contribs) (aotd)

Euler's totient function

Euler's totient function $\phi(n)$ applied to a positive integer $n$ is defined to be the number of positive integers less than or equal to $n$ that are relatively prime to $n$. $\phi(n)$ is read "phi of n."... [more]

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