Gauss–Sum

GPTKB entity

Statements (22)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_concept
gptkbp:alsoKnownAs Gaussian sum
gptkbp:application gptkb:Quadratic_reciprocity
L-functions
Fourier analysis on finite groups
gptkbp:defines A finite sum of roots of unity, often of the form G(χ) = Σ χ(n) e^{2πi n / N}
gptkbp:field gptkb:Number_theory
https://www.w3.org/2000/01/rdf-schema#label Gauss–Sum
gptkbp:involves gptkb:lion
Roots of unity
gptkbp:namedAfter gptkb:Carl_Friedrich_Gauss
gptkbp:property Quadratic Gauss sum has value √N or i√N depending on N mod 4
Absolute value is related to the modulus N
gptkbp:relatedTo gptkb:Jacobi_sum
gptkb:Kloosterman_sum
Exponential sum
gptkbp:studiedBy gptkb:Carl_Friedrich_Gauss
gptkbp:usedIn gptkb:Analytic_number_theory
Estimation of character sums
Proof of quadratic reciprocity
gptkbp:bfsParent gptkb:Karl_Friedrich_Gauss
gptkbp:bfsLayer 8