from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(2015, base_ring=CyclotomicField(60))
M = H._module
chi = DirichletCharacter(H, M([45,20,48]))
pari: [g,chi] = znchar(Mod(653,2015))
Basic properties
Modulus: | \(2015\) | |
Conductor: | \(2015\) | 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: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 2015.go
\(\chi_{2015}(438,\cdot)\) \(\chi_{2015}(562,\cdot)\) \(\chi_{2015}(653,\cdot)\) \(\chi_{2015}(698,\cdot)\) \(\chi_{2015}(783,\cdot)\) \(\chi_{2015}(822,\cdot)\) \(\chi_{2015}(932,\cdot)\) \(\chi_{2015}(1062,\cdot)\) \(\chi_{2015}(1368,\cdot)\) \(\chi_{2015}(1628,\cdot)\) \(\chi_{2015}(1647,\cdot)\) \(\chi_{2015}(1738,\cdot)\) \(\chi_{2015}(1862,\cdot)\) \(\chi_{2015}(1868,\cdot)\) \(\chi_{2015}(1907,\cdot)\) \(\chi_{2015}(1992,\cdot)\)
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
\((807,1861,716)\) → \((-i,e\left(\frac{1}{3}\right),e\left(\frac{4}{5}\right))\)
First values
\(a\) | \(-1\) | \(1\) | \(2\) | \(3\) | \(4\) | \(6\) | \(7\) | \(8\) | \(9\) | \(11\) | \(12\) | \(14\) |
\( \chi_{ 2015 }(653, a) \) | \(-1\) | \(1\) | \(e\left(\frac{17}{60}\right)\) | \(e\left(\frac{23}{60}\right)\) | \(e\left(\frac{17}{30}\right)\) | \(e\left(\frac{2}{3}\right)\) | \(e\left(\frac{49}{60}\right)\) | \(e\left(\frac{17}{20}\right)\) | \(e\left(\frac{23}{30}\right)\) | \(e\left(\frac{11}{15}\right)\) | \(e\left(\frac{19}{20}\right)\) | \(e\left(\frac{1}{10}\right)\) |
sage: chi.jacobi_sum(n)