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Properties

Label 837.689
Modulus $837$
Conductor $837$
Order $90$
Real no
Primitive yes
Minimal yes
Parity odd

Related objects

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Show commands: Magma / Pari/GP / SageMath
Copy content comment:Define the Dirichlet character
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(837, base_ring=CyclotomicField(90)) M = H._module chi = DirichletCharacter(H, M([85,84]))
 
Copy content gp:[g,chi] = znchar(Mod(689, 837))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("837.689");
 

Basic properties

Modulus: \(837\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(837\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(90\)
Copy content comment:Order
 
Copy content sage:chi.multiplicative_order()
 
Copy content gp:charorder(g,chi)
 
Copy content magma:Order(chi);
 
Real: no
Copy content comment:Whether the character is real
 
Copy content sage:chi.multiplicative_order() <= 2
 
Copy content gp:charorder(g,chi) <= 2
 
Copy content magma:Order(chi) le 2;
 
Primitive: yes
Copy content comment:If the character is primitive
 
Copy content sage:chi.is_primitive()
 
Copy content gp:#znconreyconductor(g,chi)==1
 
Copy content magma:IsPrimitive(chi);
 
Minimal: yes
Parity: odd
Copy content comment:Parity
 
Copy content sage:chi.is_odd()
 
Copy content gp:zncharisodd(g,chi)
 
Copy content magma:IsOdd(chi);
 

Galois orbit 837.ci

\(\chi_{837}(14,\cdot)\) \(\chi_{837}(20,\cdot)\) \(\chi_{837}(50,\cdot)\) \(\chi_{837}(59,\cdot)\) \(\chi_{837}(131,\cdot)\) \(\chi_{837}(164,\cdot)\) \(\chi_{837}(173,\cdot)\) \(\chi_{837}(227,\cdot)\) \(\chi_{837}(293,\cdot)\) \(\chi_{837}(299,\cdot)\) \(\chi_{837}(329,\cdot)\) \(\chi_{837}(338,\cdot)\) \(\chi_{837}(410,\cdot)\) \(\chi_{837}(443,\cdot)\) \(\chi_{837}(452,\cdot)\) \(\chi_{837}(506,\cdot)\) \(\chi_{837}(572,\cdot)\) \(\chi_{837}(578,\cdot)\) \(\chi_{837}(608,\cdot)\) \(\chi_{837}(617,\cdot)\) \(\chi_{837}(689,\cdot)\) \(\chi_{837}(722,\cdot)\) \(\chi_{837}(731,\cdot)\) \(\chi_{837}(785,\cdot)\)

Copy content comment:Galois orbit
 
Copy content sage:chi.galois_orbit()
 
Copy content gp:order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 
Copy content magma:order := Order(chi); { chi^k : k in [1..order-1] | GCD(k,order) eq 1 };
 

Related number fields

Field of values: $\Q(\zeta_{45})$
Fixed field: Number field defined by a degree 90 polynomial

Values on generators

\((218,406)\) → \((e\left(\frac{17}{18}\right),e\left(\frac{14}{15}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(5\)\(7\)\(8\)\(10\)\(11\)\(13\)\(14\)\(16\)
\( \chi_{ 837 }(689, a) \) \(-1\)\(1\)\(e\left(\frac{31}{90}\right)\)\(e\left(\frac{31}{45}\right)\)\(e\left(\frac{7}{18}\right)\)\(e\left(\frac{11}{45}\right)\)\(e\left(\frac{1}{30}\right)\)\(e\left(\frac{11}{15}\right)\)\(e\left(\frac{67}{90}\right)\)\(e\left(\frac{37}{45}\right)\)\(e\left(\frac{53}{90}\right)\)\(e\left(\frac{17}{45}\right)\)
Copy content comment:Value of chi at x
 
Copy content sage:chi(x)
 
Copy content gp:chareval(g,chi,x) \\\\ x integer, value in Q/Z'
 
Copy content magma:chi(x)
 
\( \chi_{ 837 }(689,a) \;\) at \(\;a = \) e.g. 2

Gauss sum

Copy content comment:Gauss sum
 
Copy content sage:chi.gauss_sum(a)
 
Copy content gp:znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 837 }(689,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content comment:Jacobi sum
 
Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 837 }(689,·),\chi_{ 837 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content comment:Kloosterman sum
 
Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 837 }(689,·)) \;\) at \(\; a,b = \) e.g. 1,2