Example image of eyePlorer eyePlorer map for 'Algebraic number theory': Algebraic integer Algebraic structure Mathematics Number theory Algebraic number field Factorization Ideal (ring theory) Ring (mathematics) Integer Unique factorization domain Galois theory Group cohomology Group representation L-function Prime number Ring of integers Gaussian integer Irreducible element Ideal class group Trivial group Dedekind domain Prime ideal Principal ideal Fermat's theorem on sums of two squares Abelian extension Abelian group Class field theory Galois extension Galois group Absolute value Absolute value (algebra) P-adic number Ostrowski's theorem Ring homomorphism Image (mathematics) Cyclic group Dirichlet's unit theorem Galois module Class number formula Complete field Complete metric space Kronecker–Weber theorem David O. Tall Finitely generated abelian group Ian Stewart (mathematician) Rank of an abelian group Additive polynomial Adele ring Arithmetic topology Brumer–Stark conjecture