sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(578, base_ring=CyclotomicField(136))
M = H._module
chi = DirichletCharacter(H, M([19]))
gp:[g,chi] = znchar(Mod(49, 578))
magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("578.49");
| Modulus: | \(578\) |
sage:chi.modulus()
gp:g[1][1]
magma:Modulus(chi);
|
| Conductor: | \(289\) |
sage:chi.conductor()
gp:znconreyconductor(g,chi)
magma:Conductor(chi);
|
| Order: | \(136\) |
sage:chi.multiplicative_order()
gp:charorder(g,chi)
magma:Order(chi);
|
| Real: | no |
sage:chi.multiplicative_order() <= 2
gp:charorder(g,chi) <= 2
magma:Order(chi) le 2;
|
| Primitive: | no, induced from \(\chi_{289}(49,\cdot)\) |
sage:chi.is_primitive()
gp:#znconreyconductor(g,chi)==1
magma:IsPrimitive(chi);
|
| Minimal: | yes |
| Parity: | even |
sage:chi.is_odd()
gp:zncharisodd(g,chi)
magma:IsOdd(chi);
|
\(\chi_{578}(9,\cdot)\)
\(\chi_{578}(15,\cdot)\)
\(\chi_{578}(19,\cdot)\)
\(\chi_{578}(25,\cdot)\)
\(\chi_{578}(43,\cdot)\)
\(\chi_{578}(49,\cdot)\)
\(\chi_{578}(53,\cdot)\)
\(\chi_{578}(59,\cdot)\)
\(\chi_{578}(77,\cdot)\)
\(\chi_{578}(83,\cdot)\)
\(\chi_{578}(87,\cdot)\)
\(\chi_{578}(93,\cdot)\)
\(\chi_{578}(111,\cdot)\)
\(\chi_{578}(117,\cdot)\)
\(\chi_{578}(121,\cdot)\)
\(\chi_{578}(127,\cdot)\)
\(\chi_{578}(145,\cdot)\)
\(\chi_{578}(151,\cdot)\)
\(\chi_{578}(161,\cdot)\)
\(\chi_{578}(185,\cdot)\)
\(\chi_{578}(189,\cdot)\)
\(\chi_{578}(195,\cdot)\)
\(\chi_{578}(213,\cdot)\)
\(\chi_{578}(219,\cdot)\)
\(\chi_{578}(223,\cdot)\)
\(\chi_{578}(229,\cdot)\)
\(\chi_{578}(247,\cdot)\)
\(\chi_{578}(253,\cdot)\)
\(\chi_{578}(257,\cdot)\)
\(\chi_{578}(263,\cdot)\)
...
sage:chi.galois_orbit()
gp:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
magma:order := Order(chi);
{ chi^k : k in [1..order-1] | GCD(k,order) eq 1 };
| Field of values: |
$\Q(\zeta_{136})$ |
sage:CyclotomicField(chi.multiplicative_order())
gp:nfinit(polcyclo(charorder(g,chi)))
magma:CyclotomicField(Order(chi));
|
| Fixed field: |
Number field defined by a degree 136 polynomial (not computed) |
sage:chi.fixed_field()
|
\(3\) → \(e\left(\frac{19}{136}\right)\)
| \(a\) |
\(-1\) | \(1\) | \(3\) | \(5\) | \(7\) | \(9\) | \(11\) | \(13\) | \(15\) | \(19\) | \(21\) | \(23\) |
| \( \chi_{ 578 }(49, a) \) |
\(1\) | \(1\) | \(e\left(\frac{19}{136}\right)\) | \(e\left(\frac{135}{136}\right)\) | \(e\left(\frac{89}{136}\right)\) | \(e\left(\frac{19}{68}\right)\) | \(e\left(\frac{29}{136}\right)\) | \(e\left(\frac{13}{34}\right)\) | \(e\left(\frac{9}{68}\right)\) | \(e\left(\frac{65}{68}\right)\) | \(e\left(\frac{27}{34}\right)\) | \(e\left(\frac{21}{136}\right)\) |
sage:chi(x) # x integer
gp:chareval(g,chi,x) \\ x integer, value in Q/Z
magma:chi(x)
sage:chi.gauss_sum(a)
gp:znchargauss(g,chi,a)
sage:chi.jacobi_sum(n)
sage:chi.kloosterman_sum(a,b)