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Fungrim entry: 11a56b

φ ⁣(−n)=φ(n)\varphi\!\left(-n\right) = \varphi(n)
Assumptions:n∈Zn \in \mathbb{Z}
TeX:
\varphi\!\left(-n\right) = \varphi(n)

n \in \mathbb{Z}
Definitions:
Fungrim symbol Notation Short description
Totientφ(n)\varphi(n) Euler totient function
ZZZ\mathbb{Z} Integers
Source code for this entry:
Entry(ID("11a56b"),
    Formula(Equal(Totient(Neg(n)), Totient(n))),
    Variables(n),
    Assumptions(Element(n, ZZ)))

Topics using this entry

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2021-03-15 19:12:00.328586 UTC