Properties

Conductor 44
Order 10
Real No
Primitive Yes
Parity Even
Orbit Label 44.g

Related objects

Learn more about

Show commands for: SageMath / Pari/GP
sage: from dirichlet_conrey import DirichletGroup_conrey # requires nonstandard Sage package to be installed
sage: H = DirichletGroup_conrey(44)
sage: chi = H[19]
pari: [g,chi] = znchar(Mod(19,44))

Basic properties

sage: chi.conductor()
pari: znconreyconductor(g,chi)
Conductor = 44
sage: chi.multiplicative_order()
pari: charorder(g,chi)
Order = 10
Real = No
sage: chi.is_primitive()
pari: #znconreyconductor(g,chi)==1 \\ if not primitive returns [cond,factorization]
Primitive = Yes
sage: chi.is_odd()
pari: zncharisodd(g,chi)
Parity = Even
Orbit label = 44.g
Orbit index = 7

Galois orbit

sage: chi.sage_character().galois_orbit()
pari: order = charorder(g,chi)
pari: [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]

\(\chi_{44}(7,\cdot)\) \(\chi_{44}(19,\cdot)\) \(\chi_{44}(35,\cdot)\) \(\chi_{44}(39,\cdot)\)

Values on generators

\((23,13)\) → \((-1,e\left(\frac{3}{10}\right))\)

Values

-113579131517192123
\(1\)\(1\)\(e\left(\frac{9}{10}\right)\)\(e\left(\frac{1}{5}\right)\)\(e\left(\frac{3}{5}\right)\)\(e\left(\frac{4}{5}\right)\)\(e\left(\frac{3}{10}\right)\)\(e\left(\frac{1}{10}\right)\)\(e\left(\frac{7}{10}\right)\)\(e\left(\frac{2}{5}\right)\)\(-1\)\(-1\)
value at  e.g. 2

Related number fields

Field of values \(\Q(\zeta_{5})\)

Gauss sum

sage: chi.sage_character().gauss_sum(a)
pari: znchargauss(g,chi,a)
\( \tau_{ a }( \chi_{ 44 }(19,·) )\;\) at \(\;a = \) e.g. 2
\(\displaystyle \tau_{2}(\chi_{44}(19,\cdot)) = \sum_{r\in \Z/44\Z} \chi_{44}(19,r) e\left(\frac{r}{22}\right) = -0.0 \)

Jacobi sum

sage: chi.sage_character().jacobi_sum(n)
\( J(\chi_{ 44 }(19,·),\chi_{ 44 }(n,·)) \;\) for \( \; n = \) e.g. 1
\( \displaystyle J(\chi_{44}(19,\cdot),\chi_{44}(1,\cdot)) = \sum_{r\in \Z/44\Z} \chi_{44}(19,r) \chi_{44}(1,1-r) = 0 \)

Kloosterman sum

sage: chi.sage_character().kloosterman_sum(a,b)
\(K(a,b,\chi_{ 44 }(19,·)) \;\) at \(\; a,b = \) e.g. 1,2
\( \displaystyle K(1,2,\chi_{44}(19,·)) = \sum_{r \in \Z/44\Z} \chi_{44}(19,r) e\left(\frac{1 r + 2 r^{-1}}{44}\right) = -1.9124550586+-2.6322685664i \)