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sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(1225, base_ring=CyclotomicField(420))
M = H._module
chi = DirichletCharacter(H, M([231,10]))
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gp:[g,chi] = znchar(Mod(248, 1225))
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magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("1225.248");
| Modulus: | \(1225\) |
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sage:chi.modulus()
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gp:g[1][1]
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magma:Modulus(chi);
|
| Conductor: | \(1225\) |
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sage:chi.conductor()
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gp:znconreyconductor(g,chi)
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magma:Conductor(chi);
|
| Order: | \(420\) |
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sage:chi.multiplicative_order()
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gp:charorder(g,chi)
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magma:Order(chi);
|
| Real: | no |
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sage:chi.multiplicative_order() <= 2
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gp:charorder(g,chi) <= 2
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magma:Order(chi) le 2;
|
| Primitive: | yes |
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sage:chi.is_primitive()
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gp:#znconreyconductor(g,chi)==1
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magma:IsPrimitive(chi);
|
| Minimal: | yes |
| Parity: | even |
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sage:chi.is_odd()
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gp:zncharisodd(g,chi)
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magma:IsOdd(chi);
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\(\chi_{1225}(3,\cdot)\)
\(\chi_{1225}(12,\cdot)\)
\(\chi_{1225}(17,\cdot)\)
\(\chi_{1225}(33,\cdot)\)
\(\chi_{1225}(38,\cdot)\)
\(\chi_{1225}(47,\cdot)\)
\(\chi_{1225}(52,\cdot)\)
\(\chi_{1225}(73,\cdot)\)
\(\chi_{1225}(87,\cdot)\)
\(\chi_{1225}(103,\cdot)\)
\(\chi_{1225}(108,\cdot)\)
\(\chi_{1225}(122,\cdot)\)
\(\chi_{1225}(138,\cdot)\)
\(\chi_{1225}(152,\cdot)\)
\(\chi_{1225}(173,\cdot)\)
\(\chi_{1225}(187,\cdot)\)
\(\chi_{1225}(192,\cdot)\)
\(\chi_{1225}(208,\cdot)\)
\(\chi_{1225}(213,\cdot)\)
\(\chi_{1225}(222,\cdot)\)
\(\chi_{1225}(248,\cdot)\)
\(\chi_{1225}(262,\cdot)\)
\(\chi_{1225}(278,\cdot)\)
\(\chi_{1225}(283,\cdot)\)
\(\chi_{1225}(292,\cdot)\)
\(\chi_{1225}(297,\cdot)\)
\(\chi_{1225}(327,\cdot)\)
\(\chi_{1225}(348,\cdot)\)
\(\chi_{1225}(353,\cdot)\)
\(\chi_{1225}(367,\cdot)\)
...
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sage:chi.galois_orbit()
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gp:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
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magma:order := Order(chi);
{ chi^k : k in [1..order-1] | GCD(k,order) eq 1 };
| Field of values: |
$\Q(\zeta_{420})$ |
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sage:CyclotomicField(chi.multiplicative_order())
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gp:nfinit(polcyclo(charorder(g,chi)))
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magma:CyclotomicField(Order(chi));
|
| Fixed field: |
Number field defined by a degree 420 polynomial (not computed) |
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sage:chi.fixed_field()
|
\((1177,101)\) → \((e\left(\frac{11}{20}\right),e\left(\frac{1}{42}\right))\)
| \(a\) |
\(-1\) | \(1\) | \(2\) | \(3\) | \(4\) | \(6\) | \(8\) | \(9\) | \(11\) | \(12\) | \(13\) | \(16\) |
| \( \chi_{ 1225 }(248, a) \) |
\(1\) | \(1\) | \(e\left(\frac{71}{420}\right)\) | \(e\left(\frac{367}{420}\right)\) | \(e\left(\frac{71}{210}\right)\) | \(e\left(\frac{3}{70}\right)\) | \(e\left(\frac{71}{140}\right)\) | \(e\left(\frac{157}{210}\right)\) | \(e\left(\frac{79}{105}\right)\) | \(e\left(\frac{89}{420}\right)\) | \(e\left(\frac{33}{140}\right)\) | \(e\left(\frac{71}{105}\right)\) |
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sage:chi(x) # x integer
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gp:chareval(g,chi,x) \\ x integer, value in Q/Z
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magma:chi(x)
