Dirichlet character χ

GPTKB entity

Statements (22)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_concept
group homomorphism
gptkbp:codomain complex numbers
gptkbp:definedIn integers modulo n
gptkbp:domain integers
gptkbp:hasSpecialCase principal character
primitive character
https://www.w3.org/2000/01/rdf-schema#label Dirichlet character χ
gptkbp:mapType unit circle in complex plane (for primitive characters)
gptkbp:namedAfter gptkb:Peter_Gustav_Lejeune_Dirichlet
gptkbp:notation χ
gptkbp:period modulus n
gptkbp:property periodic
χ(1) = 1
χ(mn) = χ(m)χ(n)
completely multiplicative
χ(a) = 0 if gcd(a, n) ≠ 1
gptkbp:usedIn gptkb:lion
analytic number theory
proof of Dirichlet's theorem on arithmetic progressions
gptkbp:bfsParent gptkb:lion
gptkbp:bfsLayer 4