Similar to 完全トーティエント数

Roth's theorem

Ducci sequence

Fermat's theorem on sums of two squares

Nesbitt's inequality

Néron model

Field norm

Basel problem

Birch and Swinnerton-Dyer conjecture

Barnes G-function

Multiple (mathematics)

Fontaine's period rings

Non-abelian class field theory

Standard L-function

Néron–Tate height

Pillai prime

Faulhaber's formula

Farey sequence

Fermat–Catalan conjecture

Bunyakovsky conjecture

Brewer sum

Sieve theory

Hurwitz zeta function

Brjuno number

Coin problem

Frobenioid

Quadratic reciprocity