Properties

Label 767.42
Modulus $767$
Conductor $767$
Order $174$
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(767, base_ring=CyclotomicField(174)) M = H._module chi = DirichletCharacter(H, M([58,33]))
 
Copy content gp:[g,chi] = znchar(Mod(42, 767))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("767.42");
 

Basic properties

Modulus: \(767\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(767\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(174\)
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 767.t

\(\chi_{767}(42,\cdot)\) \(\chi_{767}(55,\cdot)\) \(\chi_{767}(61,\cdot)\) \(\chi_{767}(113,\cdot)\) \(\chi_{767}(120,\cdot)\) \(\chi_{767}(126,\cdot)\) \(\chi_{767}(152,\cdot)\) \(\chi_{767}(165,\cdot)\) \(\chi_{767}(172,\cdot)\) \(\chi_{767}(185,\cdot)\) \(\chi_{767}(191,\cdot)\) \(\chi_{767}(211,\cdot)\) \(\chi_{767}(217,\cdot)\) \(\chi_{767}(224,\cdot)\) \(\chi_{767}(250,\cdot)\) \(\chi_{767}(269,\cdot)\) \(\chi_{767}(276,\cdot)\) \(\chi_{767}(308,\cdot)\) \(\chi_{767}(328,\cdot)\) \(\chi_{767}(334,\cdot)\) \(\chi_{767}(347,\cdot)\) \(\chi_{767}(360,\cdot)\) \(\chi_{767}(367,\cdot)\) \(\chi_{767}(386,\cdot)\) \(\chi_{767}(393,\cdot)\) \(\chi_{767}(406,\cdot)\) \(\chi_{767}(419,\cdot)\) \(\chi_{767}(445,\cdot)\) \(\chi_{767}(451,\cdot)\) \(\chi_{767}(490,\cdot)\) ...

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: $\Q(\zeta_{87})$
Copy content comment:Field of values of chi
 
Copy content sage:CyclotomicField(chi.multiplicative_order())
 
Copy content gp:nfinit(polcyclo(charorder(g,chi)))
 
Copy content magma:CyclotomicField(Order(chi));
 
Fixed field: Number field defined by a degree 174 polynomial (not computed)
Copy content comment:Fixed field
 
Copy content sage:chi.fixed_field()
 

Values on generators

\((119,651)\) → \((e\left(\frac{1}{3}\right),e\left(\frac{11}{58}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(7\)\(8\)\(9\)\(10\)\(11\)
\( \chi_{ 767 }(42, a) \) \(-1\)\(1\)\(e\left(\frac{91}{174}\right)\)\(e\left(\frac{71}{87}\right)\)\(e\left(\frac{4}{87}\right)\)\(e\left(\frac{4}{29}\right)\)\(e\left(\frac{59}{174}\right)\)\(e\left(\frac{7}{87}\right)\)\(e\left(\frac{33}{58}\right)\)\(e\left(\frac{55}{87}\right)\)\(e\left(\frac{115}{174}\right)\)\(e\left(\frac{13}{174}\right)\)
Copy content comment:Value of chi at x
 
Copy content sage:chi(x) # x integer
 
Copy content gp:chareval(g,chi,x) \\ x integer, value in Q/Z
 
Copy content magma:chi(x)
 
\( \chi_{ 767 }(42,a) \;\) 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)
 
\( \tau_{ a }( \chi_{ 767 }(42,·) )\;\) at \(\;a = \) e.g. 2

Jacobi sum

Copy content comment:Jacobi sum
 
Copy content sage:chi.jacobi_sum(n)
 
\( J(\chi_{ 767 }(42,·),\chi_{ 767 }(n,·)) \;\) for \( \; n = \) e.g. 1

Kloosterman sum

Copy content comment:Kloosterman sum
 
Copy content sage:chi.kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 767 }(42,·)) \;\) at \(\; a,b = \) e.g. 1,2