from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(735, base_ring=CyclotomicField(28))
M = H._module
chi = DirichletCharacter(H, M([0,7,16]))
pari: [g,chi] = znchar(Mod(22,735))
Basic properties
| Modulus: | \(735\) | |
| Conductor: | \(245\) | sage: chi.conductor()
pari: znconreyconductor(g,chi)
|
| Order: | \(28\) | sage: chi.multiplicative_order()
pari: charorder(g,chi)
|
| Real: | no | |
| Primitive: | no, induced from \(\chi_{245}(22,\cdot)\) | sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1
|
| Minimal: | yes | |
| Parity: | odd | sage: chi.is_odd()
pari: zncharisodd(g,chi)
|
Galois orbit 735.bh
\(\chi_{735}(22,\cdot)\) \(\chi_{735}(43,\cdot)\) \(\chi_{735}(127,\cdot)\) \(\chi_{735}(232,\cdot)\) \(\chi_{735}(253,\cdot)\) \(\chi_{735}(337,\cdot)\) \(\chi_{735}(358,\cdot)\) \(\chi_{735}(463,\cdot)\) \(\chi_{735}(547,\cdot)\) \(\chi_{735}(568,\cdot)\) \(\chi_{735}(652,\cdot)\) \(\chi_{735}(673,\cdot)\)
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
\((491,442,346)\) → \((1,i,e\left(\frac{4}{7}\right))\)
First values
| \(a\) | \(-1\) | \(1\) | \(2\) | \(4\) | \(8\) | \(11\) | \(13\) | \(16\) | \(17\) | \(19\) | \(22\) | \(23\) |
| \( \chi_{ 735 }(22, a) \) | \(-1\) | \(1\) | \(e\left(\frac{3}{28}\right)\) | \(e\left(\frac{3}{14}\right)\) | \(e\left(\frac{9}{28}\right)\) | \(e\left(\frac{6}{7}\right)\) | \(e\left(\frac{17}{28}\right)\) | \(e\left(\frac{3}{7}\right)\) | \(e\left(\frac{15}{28}\right)\) | \(-1\) | \(e\left(\frac{27}{28}\right)\) | \(e\left(\frac{13}{28}\right)\) |
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)