Euler Phi

Description

The command euler_phi(n) returns the the number of positive integers less than or equal to $n$ that are relatively prime to $n$. If $n \leq 0$, then euler_phi(n) is defined and equals 0.

Sage Cell

Options

euler_phi(12345)

Tags

Primary Tags: number theory

Secondary Tags: euler phi function

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Author: T. Judson

Date: 24 Jul 2017 11:58

Submitted by: Tom Judson

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