sage: from sage.modular.dirichlet import DirichletCharacter
sage: H = DirichletGroup(35, base_ring=CyclotomicField(12))
sage: M = H._module
sage: chi = DirichletCharacter(H, M([9,2]))
pari: [g,chi] = znchar(Mod(3,35))
Basic properties
| Modulus: | \(35\) | |
| Conductor: | \(35\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(12\) | 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 35.k
\(\chi_{35}(3,\cdot)\) \(\chi_{35}(12,\cdot)\) \(\chi_{35}(17,\cdot)\) \(\chi_{35}(33,\cdot)\)
sage: chi.galois_orbit()
pari: order = charorder(g,chi)
pari: [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
Related number fields
| Field of values: | \(\Q(\zeta_{12})\) |
| Fixed field: | \(\Q(\zeta_{35})^+\) |
Values on generators
\((22,31)\) → \((-i,e\left(\frac{1}{6}\right))\)
Values
| \(-1\) | \(1\) | \(2\) | \(3\) | \(4\) | \(6\) | \(8\) | \(9\) | \(11\) | \(12\) | \(13\) | \(16\) |
| \(1\) | \(1\) | \(e\left(\frac{1}{12}\right)\) | \(e\left(\frac{5}{12}\right)\) | \(e\left(\frac{1}{6}\right)\) | \(-1\) | \(i\) | \(e\left(\frac{5}{6}\right)\) | \(e\left(\frac{2}{3}\right)\) | \(e\left(\frac{7}{12}\right)\) | \(-i\) | \(e\left(\frac{1}{3}\right)\) |
Gauss sum
sage: chi.gauss_sum(a)
pari: znchargauss(g,chi,a)
\(\displaystyle \tau_{2}(\chi_{35}(3,\cdot)) = \sum_{r\in \Z/35\Z} \chi_{35}(3,r) e\left(\frac{2r}{35}\right) = 4.8136853347+3.439248973i \)
Jacobi sum
sage: chi.jacobi_sum(n)
\( \displaystyle J(\chi_{35}(3,\cdot),\chi_{35}(1,\cdot)) = \sum_{r\in \Z/35\Z} \chi_{35}(3,r) \chi_{35}(1,1-r) = 1 \)
Kloosterman sum
sage: chi.kloosterman_sum(a,b)
\( \displaystyle K(1,2,\chi_{35}(3,·))
= \sum_{r \in \Z/35\Z}
\chi_{35}(3,r) e\left(\frac{1 r + 2 r^{-1}}{35}\right)
= 2.8116277235+0.7533733779i \)