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sage:from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(197, base_ring=CyclotomicField(28))
M = H._module
chi = DirichletCharacter(H, M([9]))
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pari:[g,chi] = znchar(Mod(129,197))
| Modulus: | \(197\) | |
| Conductor: | \(197\) |
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sage:chi.conductor()
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pari:znconreyconductor(g,chi)
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| Order: | \(28\) |
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sage:chi.multiplicative_order()
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pari:charorder(g,chi)
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| Real: | no |
| Primitive: | yes |
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sage:chi.is_primitive()
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pari:#znconreyconductor(g,chi)==1
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| Minimal: | yes |
| Parity: | odd |
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sage:chi.is_odd()
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pari:zncharisodd(g,chi)
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\(\chi_{197}(20,\cdot)\)
\(\chi_{197}(68,\cdot)\)
\(\chi_{197}(69,\cdot)\)
\(\chi_{197}(77,\cdot)\)
\(\chi_{197}(84,\cdot)\)
\(\chi_{197}(87,\cdot)\)
\(\chi_{197}(110,\cdot)\)
\(\chi_{197}(113,\cdot)\)
\(\chi_{197}(120,\cdot)\)
\(\chi_{197}(128,\cdot)\)
\(\chi_{197}(129,\cdot)\)
\(\chi_{197}(177,\cdot)\)
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sage:chi.galois_orbit()
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pari:order = charorder(g,chi)
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
\(2\) → \(e\left(\frac{9}{28}\right)\)
| \(a\) |
\(-1\) | \(1\) | \(2\) | \(3\) | \(4\) | \(5\) | \(6\) | \(7\) | \(8\) | \(9\) | \(10\) | \(11\) |
| \( \chi_{ 197 }(129, a) \) |
\(-1\) | \(1\) | \(e\left(\frac{9}{28}\right)\) | \(e\left(\frac{5}{28}\right)\) | \(e\left(\frac{9}{14}\right)\) | \(e\left(\frac{17}{28}\right)\) | \(-1\) | \(e\left(\frac{13}{14}\right)\) | \(e\left(\frac{27}{28}\right)\) | \(e\left(\frac{5}{14}\right)\) | \(e\left(\frac{13}{14}\right)\) | \(e\left(\frac{9}{28}\right)\) |
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sage:chi.jacobi_sum(n)
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sage:chi.gauss_sum(a)
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pari:znchargauss(g,chi,a)
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sage:chi.jacobi_sum(n)
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sage:chi.kloosterman_sum(a,b)
