Properties

Label 847.192
Modulus $847$
Conductor $847$
Order $330$
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(847, base_ring=CyclotomicField(330)) M = H._module chi = DirichletCharacter(H, M([55,282]))
 
Copy content gp:[g,chi] = znchar(Mod(192, 847))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("847.192");
 

Basic properties

Modulus: \(847\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(847\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(330\)
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 847.bd

\(\chi_{847}(5,\cdot)\) \(\chi_{847}(26,\cdot)\) \(\chi_{847}(31,\cdot)\) \(\chi_{847}(38,\cdot)\) \(\chi_{847}(47,\cdot)\) \(\chi_{847}(59,\cdot)\) \(\chi_{847}(75,\cdot)\) \(\chi_{847}(80,\cdot)\) \(\chi_{847}(82,\cdot)\) \(\chi_{847}(103,\cdot)\) \(\chi_{847}(108,\cdot)\) \(\chi_{847}(115,\cdot)\) \(\chi_{847}(136,\cdot)\) \(\chi_{847}(152,\cdot)\) \(\chi_{847}(157,\cdot)\) \(\chi_{847}(159,\cdot)\) \(\chi_{847}(180,\cdot)\) \(\chi_{847}(185,\cdot)\) \(\chi_{847}(192,\cdot)\) \(\chi_{847}(201,\cdot)\) \(\chi_{847}(213,\cdot)\) \(\chi_{847}(229,\cdot)\) \(\chi_{847}(234,\cdot)\) \(\chi_{847}(236,\cdot)\) \(\chi_{847}(257,\cdot)\) \(\chi_{847}(262,\cdot)\) \(\chi_{847}(278,\cdot)\) \(\chi_{847}(290,\cdot)\) \(\chi_{847}(306,\cdot)\) \(\chi_{847}(311,\cdot)\) ...

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: $\Q(\zeta_{165})$
Fixed field: Number field defined by a degree 330 polynomial (not computed)

Values on generators

\((122,365)\) → \((e\left(\frac{1}{6}\right),e\left(\frac{47}{55}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(12\)\(13\)
\( \chi_{ 847 }(192, a) \) \(-1\)\(1\)\(e\left(\frac{31}{165}\right)\)\(e\left(\frac{11}{30}\right)\)\(e\left(\frac{62}{165}\right)\)\(e\left(\frac{23}{330}\right)\)\(e\left(\frac{61}{110}\right)\)\(e\left(\frac{31}{55}\right)\)\(e\left(\frac{11}{15}\right)\)\(e\left(\frac{17}{66}\right)\)\(e\left(\frac{49}{66}\right)\)\(e\left(\frac{89}{110}\right)\)
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)
 
\( \chi_{ 847 }(192,a) \;\) 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)
 
\( \tau_{ a }( \chi_{ 847 }(192,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content comment:Jacobi sum
 
Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 847 }(192,·),\chi_{ 847 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content comment:Kloosterman sum
 
Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 847 }(192,·)) \;\) at \(\; a,b = \) e.g. 1,2