from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(58, base_ring=CyclotomicField(28))
M = H._module
chi = DirichletCharacter(H, M([25]))
pari: [g,chi] = znchar(Mod(11,58))
Basic properties
| Modulus: | \(58\) | |
| Conductor: | \(29\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(28\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{29}(11,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 58.f
\(\chi_{58}(3,\cdot)\) \(\chi_{58}(11,\cdot)\) \(\chi_{58}(15,\cdot)\) \(\chi_{58}(19,\cdot)\) \(\chi_{58}(21,\cdot)\) \(\chi_{58}(27,\cdot)\) \(\chi_{58}(31,\cdot)\) \(\chi_{58}(37,\cdot)\) \(\chi_{58}(39,\cdot)\) \(\chi_{58}(43,\cdot)\) \(\chi_{58}(47,\cdot)\) \(\chi_{58}(55,\cdot)\)
sage: chi.galois_orbit()
order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
Related number fields
| Field of values: | \(\Q(\zeta_{28})\) |
| Fixed field: | Number field defined by a degree 28 polynomial |
Values on generators
\(31\) → \(e\left(\frac{25}{28}\right)\)
Values
| \(a\) | \(-1\) | \(1\) | \(3\) | \(5\) | \(7\) | \(9\) | \(11\) | \(13\) | \(15\) | \(17\) | \(19\) | \(21\) |
| \( \chi_{ 58 }(11, a) \) | \(-1\) | \(1\) | \(e\left(\frac{13}{28}\right)\) | \(e\left(\frac{9}{14}\right)\) | \(e\left(\frac{5}{7}\right)\) | \(e\left(\frac{13}{14}\right)\) | \(e\left(\frac{9}{28}\right)\) | \(e\left(\frac{1}{14}\right)\) | \(e\left(\frac{3}{28}\right)\) | \(-i\) | \(e\left(\frac{1}{28}\right)\) | \(e\left(\frac{5}{28}\right)\) |
sage: chi.jacobi_sum(n)
Gauss sum
sage: chi.gauss_sum(a)
pari: znchargauss(g,chi,a)
Jacobi sum
sage: chi.jacobi_sum(n)
Kloosterman sum
sage: chi.kloosterman_sum(a,b)