Properties

Conductor 29
Order 7
Real no
Primitive no
Minimal yes
Parity even
Orbit label 87.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(87)
 
sage: chi = H[52]
 
pari: [g,chi] = znchar(Mod(52,87))
 

Basic properties

sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Conductor = 29
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Order = 7
Real = no
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1 \\ if not primitive returns [cond,factorization]
 
Primitive = no
Minimal = yes
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 
Parity = even
Orbit label = 87.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 ]
 

\(\chi_{87}(7,\cdot)\) \(\chi_{87}(16,\cdot)\) \(\chi_{87}(25,\cdot)\) \(\chi_{87}(49,\cdot)\) \(\chi_{87}(52,\cdot)\) \(\chi_{87}(82,\cdot)\)

Values on generators

\((59,31)\) → \((1,e\left(\frac{5}{7}\right))\)

Values

-11245781011131416
\(1\)\(1\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{3}{7}\right)\)\(e\left(\frac{5}{7}\right)\)\(e\left(\frac{4}{7}\right)\)\(e\left(\frac{1}{7}\right)\)\(e\left(\frac{3}{7}\right)\)\(e\left(\frac{6}{7}\right)\)\(e\left(\frac{6}{7}\right)\)\(e\left(\frac{2}{7}\right)\)\(e\left(\frac{6}{7}\right)\)
value at  e.g. 2

Related number fields

Field of values \(\Q(\zeta_{7})\)

Gauss sum

sage: chi.sage_character().gauss_sum(a)
 
pari: znchargauss(g,chi,a)
 
\( \tau_{ a }( \chi_{ 87 }(52,·) )\;\) at \(\;a = \) e.g. 2
\(\displaystyle \tau_{2}(\chi_{87}(52,\cdot)) = \sum_{r\in \Z/87\Z} \chi_{87}(52,r) e\left(\frac{2r}{87}\right) = 5.1255860414+-1.6517771436i \)

Jacobi sum

sage: chi.sage_character().jacobi_sum(n)
 
\( J(\chi_{ 87 }(52,·),\chi_{ 87 }(n,·)) \;\) for \( \; n = \) e.g. 1
\( \displaystyle J(\chi_{87}(52,\cdot),\chi_{87}(1,\cdot)) = \sum_{r\in \Z/87\Z} \chi_{87}(52,r) \chi_{87}(1,1-r) = -1 \)

Kloosterman sum

sage: chi.sage_character().kloosterman_sum(a,b)
 
\(K(a,b,\chi_{ 87 }(52,·)) \;\) at \(\; a,b = \) e.g. 1,2
\( \displaystyle K(1,2,\chi_{87}(52,·)) = \sum_{r \in \Z/87\Z} \chi_{87}(52,r) e\left(\frac{1 r + 2 r^{-1}}{87}\right) = 11.5461744172+-14.478444771i \)