Properties

Label 2989.1018
Modulus $2989$
Conductor $2989$
Order $210$
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(2989, base_ring=CyclotomicField(210)) M = H._module chi = DirichletCharacter(H, M([95,196]))
 
Copy content gp:[g,chi] = znchar(Mod(1018, 2989))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("2989.1018");
 

Basic properties

Modulus: \(2989\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(2989\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(210\)
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 2989.ea

\(\chi_{2989}(73,\cdot)\) \(\chi_{2989}(138,\cdot)\) \(\chi_{2989}(164,\cdot)\) \(\chi_{2989}(269,\cdot)\) \(\chi_{2989}(320,\cdot)\) \(\chi_{2989}(327,\cdot)\) \(\chi_{2989}(500,\cdot)\) \(\chi_{2989}(544,\cdot)\) \(\chi_{2989}(565,\cdot)\) \(\chi_{2989}(591,\cdot)\) \(\chi_{2989}(696,\cdot)\) \(\chi_{2989}(747,\cdot)\) \(\chi_{2989}(850,\cdot)\) \(\chi_{2989}(927,\cdot)\) \(\chi_{2989}(971,\cdot)\) \(\chi_{2989}(992,\cdot)\) \(\chi_{2989}(1018,\cdot)\) \(\chi_{2989}(1123,\cdot)\) \(\chi_{2989}(1174,\cdot)\) \(\chi_{2989}(1181,\cdot)\) \(\chi_{2989}(1277,\cdot)\) \(\chi_{2989}(1398,\cdot)\) \(\chi_{2989}(1419,\cdot)\) \(\chi_{2989}(1445,\cdot)\) \(\chi_{2989}(1601,\cdot)\) \(\chi_{2989}(1608,\cdot)\) \(\chi_{2989}(1704,\cdot)\) \(\chi_{2989}(1781,\cdot)\) \(\chi_{2989}(1825,\cdot)\) \(\chi_{2989}(1846,\cdot)\) ...

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: $\Q(\zeta_{105})$
Fixed field: Number field defined by a degree 210 polynomial (not computed)

Values on generators

\((2502,246)\) → \((e\left(\frac{19}{42}\right),e\left(\frac{14}{15}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(5\)\(6\)\(8\)\(9\)\(10\)\(11\)\(12\)
\( \chi_{ 2989 }(1018, a) \) \(-1\)\(1\)\(e\left(\frac{73}{105}\right)\)\(e\left(\frac{11}{210}\right)\)\(e\left(\frac{41}{105}\right)\)\(e\left(\frac{137}{210}\right)\)\(e\left(\frac{157}{210}\right)\)\(e\left(\frac{3}{35}\right)\)\(e\left(\frac{11}{105}\right)\)\(e\left(\frac{73}{210}\right)\)\(e\left(\frac{2}{21}\right)\)\(e\left(\frac{31}{70}\right)\)
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)
 
\( \chi_{ 2989 }(1018,a) \;\) at \(\;a = \) e.g. 2