sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(41600, base_ring=CyclotomicField(240))
M = H._module
chi = DirichletCharacter(H, M([0,225,48,20]))
gp:[g,chi] = znchar(Mod(41, 41600))
magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("41600.41");
| Modulus: | \(41600\) |
sage:chi.modulus()
gp:g[1][1]
magma:Modulus(chi);
|
| Conductor: | \(20800\) |
sage:chi.conductor()
gp:znconreyconductor(g,chi)
magma:Conductor(chi);
|
| Order: | \(240\) |
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 \(\chi_{20800}(6541,\cdot)\) |
sage:chi.is_primitive()
gp:#znconreyconductor(g,chi)==1
magma:IsPrimitive(chi);
|
| Minimal: | no |
| Parity: | odd |
sage:chi.is_odd()
gp:zncharisodd(g,chi)
magma:IsOdd(chi);
|
\(\chi_{41600}(41,\cdot)\)
\(\chi_{41600}(761,\cdot)\)
\(\chi_{41600}(921,\cdot)\)
\(\chi_{41600}(2121,\cdot)\)
\(\chi_{41600}(2281,\cdot)\)
\(\chi_{41600}(2841,\cdot)\)
\(\chi_{41600}(4361,\cdot)\)
\(\chi_{41600}(4921,\cdot)\)
\(\chi_{41600}(5081,\cdot)\)
\(\chi_{41600}(6281,\cdot)\)
\(\chi_{41600}(6441,\cdot)\)
\(\chi_{41600}(7161,\cdot)\)
\(\chi_{41600}(8361,\cdot)\)
\(\chi_{41600}(8521,\cdot)\)
\(\chi_{41600}(9081,\cdot)\)
\(\chi_{41600}(9241,\cdot)\)
\(\chi_{41600}(10441,\cdot)\)
\(\chi_{41600}(11161,\cdot)\)
\(\chi_{41600}(11321,\cdot)\)
\(\chi_{41600}(12521,\cdot)\)
\(\chi_{41600}(12681,\cdot)\)
\(\chi_{41600}(13241,\cdot)\)
\(\chi_{41600}(14761,\cdot)\)
\(\chi_{41600}(15321,\cdot)\)
\(\chi_{41600}(15481,\cdot)\)
\(\chi_{41600}(16681,\cdot)\)
\(\chi_{41600}(16841,\cdot)\)
\(\chi_{41600}(17561,\cdot)\)
\(\chi_{41600}(18761,\cdot)\)
\(\chi_{41600}(18921,\cdot)\)
...
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: |
$\Q(\zeta_{240})$ |
sage:CyclotomicField(chi.multiplicative_order())
gp:nfinit(polcyclo(charorder(g,chi)))
magma:CyclotomicField(Order(chi));
|
| Fixed field: |
Number field defined by a degree 240 polynomial (not computed) |
sage:chi.fixed_field()
|
\((33151,16901,14977,22401)\) → \((1,e\left(\frac{15}{16}\right),e\left(\frac{1}{5}\right),e\left(\frac{1}{12}\right))\)
| \(a\) |
\(-1\) | \(1\) | \(3\) | \(7\) | \(9\) | \(11\) | \(17\) | \(19\) | \(21\) | \(23\) | \(27\) | \(29\) |
| \( \chi_{ 41600 }(41, a) \) |
\(-1\) | \(1\) | \(e\left(\frac{131}{240}\right)\) | \(e\left(\frac{7}{24}\right)\) | \(e\left(\frac{11}{120}\right)\) | \(e\left(\frac{113}{240}\right)\) | \(e\left(\frac{1}{60}\right)\) | \(e\left(\frac{139}{240}\right)\) | \(e\left(\frac{67}{80}\right)\) | \(e\left(\frac{19}{120}\right)\) | \(e\left(\frac{51}{80}\right)\) | \(e\left(\frac{11}{240}\right)\) |
sage:chi(x) # x integer
gp:chareval(g,chi,x) \\ x integer, value in Q/Z
magma:chi(x)