from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(975, base_ring=CyclotomicField(60))
M = H._module
chi = DirichletCharacter(H, M([30,39,10]))
pari: [g,chi] = znchar(Mod(17,975))
Basic properties
Modulus: | \(975\) | |
Conductor: | \(975\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
Order: | \(60\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
Real: | no | |
Primitive: | yes | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
Minimal: | yes | |
Parity: | even | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 975.cy
\(\chi_{975}(17,\cdot)\) \(\chi_{975}(23,\cdot)\) \(\chi_{975}(62,\cdot)\) \(\chi_{975}(173,\cdot)\) \(\chi_{975}(212,\cdot)\) \(\chi_{975}(413,\cdot)\) \(\chi_{975}(452,\cdot)\) \(\chi_{975}(563,\cdot)\) \(\chi_{975}(602,\cdot)\) \(\chi_{975}(608,\cdot)\) \(\chi_{975}(647,\cdot)\) \(\chi_{975}(758,\cdot)\) \(\chi_{975}(797,\cdot)\) \(\chi_{975}(803,\cdot)\) \(\chi_{975}(842,\cdot)\) \(\chi_{975}(953,\cdot)\)
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: | \(\Q(\zeta_{60})\) |
Fixed field: | Number field defined by a degree 60 polynomial |
Values on generators
\((326,352,301)\) → \((-1,e\left(\frac{13}{20}\right),e\left(\frac{1}{6}\right))\)
First values
\(a\) | \(-1\) | \(1\) | \(2\) | \(4\) | \(7\) | \(8\) | \(11\) | \(14\) | \(16\) | \(17\) | \(19\) | \(22\) |
\( \chi_{ 975 }(17, a) \) | \(1\) | \(1\) | \(e\left(\frac{19}{60}\right)\) | \(e\left(\frac{19}{30}\right)\) | \(e\left(\frac{1}{12}\right)\) | \(e\left(\frac{19}{20}\right)\) | \(e\left(\frac{1}{15}\right)\) | \(e\left(\frac{2}{5}\right)\) | \(e\left(\frac{4}{15}\right)\) | \(e\left(\frac{17}{60}\right)\) | \(e\left(\frac{8}{15}\right)\) | \(e\left(\frac{23}{60}\right)\) |
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)