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Fungrim entry: e3005f

φ(n)≤n\varphi(n) \le n
Assumptions:n∈Z≥0n \in \mathbb{Z}_{\ge 0}
TeX:
\varphi(n) \le n

n \in \mathbb{Z}_{\ge 0}
Definitions:
Fungrim symbol Notation Short description
Totientφ(n)\varphi(n) Euler totient function
ZZGreaterEqualZ≥n\mathbb{Z}_{\ge n} Integers greater than or equal to n
Source code for this entry:
Entry(ID("e3005f"),
    Formula(LessEqual(Totient(n), n)),
    Variables(n),
    Assumptions(Element(n, ZZGreaterEqual(0))))

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2021-03-15 19:12:00.328586 UTC