Show commands: Magma / Oscar / Pari/GP / SageMath

Normalized defining polynomial

Copy content comment:Define the number field
 
Copy content sage:x = polygen(QQ); K.<a> = NumberField(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843)
 
Copy content gp:K = bnfinit(y^18 + 12*y^16 - 2*y^15 + 87*y^14 - 2*y^13 + 1065*y^12 + 28*y^11 - 16181*y^10 - 312*y^9 - 14682*y^8 + 2186*y^7 + 61216*y^6 + 21818*y^5 + 705469*y^4 + 40482*y^3 + 2139935*y^2 + 58646*y + 1609843, 1)
 
Copy content magma:R<x> := PolynomialRing(Rationals()); K<a> := NumberField(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843);
 
Copy content oscar:Qx, x = polynomial_ring(QQ); K, a = number_field(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843)
 

\( x^{18} + 12 x^{16} - 2 x^{15} + 87 x^{14} - 2 x^{13} + 1065 x^{12} + 28 x^{11} - 16181 x^{10} + \cdots + 1609843 \) Copy content Toggle raw display

Copy content comment:Defining polynomial
 
Copy content sage:K.defining_polynomial()
 
Copy content gp:K.pol
 
Copy content magma:DefiningPolynomial(K);
 
Copy content oscar:defining_polynomial(K)
 

Invariants

Degree:  $18$
Copy content comment:Degree over Q
 
Copy content sage:K.degree()
 
Copy content gp:poldegree(K.pol)
 
Copy content magma:Degree(K);
 
Copy content oscar:degree(K)
 
Signature:  $(0, 9)$
Copy content comment:Signature
 
Copy content sage:K.signature()
 
Copy content gp:K.sign
 
Copy content magma:Signature(K);
 
Copy content oscar:signature(K)
 
Discriminant:   \(-72525903267959963648000000000000\) \(\medspace = -\,2^{27}\cdot 5^{12}\cdot 19^{12}\) Copy content Toggle raw display
Copy content comment:Discriminant
 
Copy content sage:K.disc()
 
Copy content gp:K.disc
 
Copy content magma:OK := Integers(K); Discriminant(OK);
 
Copy content oscar:OK = ring_of_integers(K); discriminant(OK)
 
Root discriminant:  \(58.89\)
Copy content comment:Root discriminant
 
Copy content sage:(K.disc().abs())^(1./K.degree())
 
Copy content gp:abs(K.disc)^(1/poldegree(K.pol))
 
Copy content magma:Abs(Discriminant(OK))^(1/Degree(K));
 
Copy content oscar:OK = ring_of_integers(K); (1.0 * abs(discriminant(OK)))^(1/degree(K))
 
Galois root discriminant:  $2^{3/2}5^{2/3}19^{2/3}\approx 58.888080312522455$
Ramified primes:   \(2\), \(5\), \(19\) Copy content Toggle raw display
Copy content comment:Ramified primes
 
Copy content sage:K.disc().support()
 
Copy content gp:factor(abs(K.disc))[,1]~
 
Copy content magma:PrimeDivisors(Discriminant(OK));
 
Copy content oscar:prime_divisors(discriminant(OK))
 
Discriminant root field:  \(\Q(\sqrt{-2}) \)
$\Aut(K/\Q)$ $=$ $\Gal(K/\Q)$:   $C_3\times S_3$
Copy content comment:Automorphisms
 
Copy content sage:K.automorphisms()
 
Copy content magma:Automorphisms(K);
 
Copy content oscar:automorphism_group(K)
 
This field is Galois over $\Q$.
This is not a CM field.
Maximal CM subfield:  6.0.66724352.1

Integral basis (with respect to field generator \(a\))

$1$, $a$, $a^{2}$, $a^{3}$, $a^{4}$, $a^{5}$, $\frac{1}{6}a^{6}-\frac{1}{3}a^{4}+\frac{1}{6}a^{2}-\frac{1}{6}$, $\frac{1}{6}a^{7}-\frac{1}{3}a^{5}+\frac{1}{6}a^{3}-\frac{1}{6}a$, $\frac{1}{6}a^{8}-\frac{1}{2}a^{4}+\frac{1}{6}a^{2}-\frac{1}{3}$, $\frac{1}{6}a^{9}-\frac{1}{2}a^{5}+\frac{1}{6}a^{3}-\frac{1}{3}a$, $\frac{1}{6}a^{10}+\frac{1}{6}a^{4}+\frac{1}{6}a^{2}-\frac{1}{2}$, $\frac{1}{6}a^{11}+\frac{1}{6}a^{5}+\frac{1}{6}a^{3}-\frac{1}{2}a$, $\frac{1}{1008}a^{12}+\frac{1}{126}a^{10}-\frac{1}{28}a^{9}-\frac{1}{24}a^{8}-\frac{5}{84}a^{7}+\frac{1}{14}a^{6}+\frac{31}{84}a^{5}-\frac{211}{1008}a^{4}+\frac{37}{84}a^{3}+\frac{1}{252}a^{2}+\frac{1}{6}a-\frac{53}{1008}$, $\frac{1}{1008}a^{13}+\frac{1}{126}a^{11}-\frac{1}{28}a^{10}-\frac{1}{24}a^{9}-\frac{5}{84}a^{8}+\frac{1}{14}a^{7}+\frac{1}{28}a^{6}-\frac{211}{1008}a^{5}+\frac{3}{28}a^{4}+\frac{1}{252}a^{3}-\frac{1}{6}a^{2}-\frac{53}{1008}a+\frac{1}{3}$, $\frac{1}{1008}a^{14}-\frac{1}{28}a^{11}+\frac{31}{504}a^{10}+\frac{5}{84}a^{9}+\frac{1}{14}a^{8}+\frac{1}{84}a^{7}+\frac{53}{1008}a^{6}-\frac{29}{84}a^{5}+\frac{5}{28}a^{4}-\frac{5}{14}a^{3}-\frac{421}{1008}a^{2}-\frac{1}{6}a-\frac{31}{126}$, $\frac{1}{57456}a^{15}+\frac{1}{19152}a^{14}-\frac{5}{14364}a^{13}-\frac{13}{57456}a^{12}-\frac{1531}{28728}a^{11}-\frac{2029}{28728}a^{10}+\frac{179}{2394}a^{9}+\frac{35}{1368}a^{8}+\frac{3317}{57456}a^{7}+\frac{1313}{19152}a^{6}+\frac{818}{3591}a^{5}+\frac{18871}{57456}a^{4}-\frac{1213}{2736}a^{3}+\frac{23189}{57456}a^{2}+\frac{527}{2052}a+\frac{5765}{57456}$, $\frac{1}{9214306110576}a^{16}-\frac{10660903}{1535717685096}a^{15}-\frac{598772771}{9214306110576}a^{14}-\frac{184351687}{1316329444368}a^{13}-\frac{4275986837}{9214306110576}a^{12}+\frac{1321617761}{27753934068}a^{11}-\frac{90785091277}{1535717685096}a^{10}+\frac{17716264559}{219388240728}a^{9}+\frac{104281237607}{9214306110576}a^{8}-\frac{115699101989}{1535717685096}a^{7}-\frac{48121046479}{9214306110576}a^{6}-\frac{691615841753}{9214306110576}a^{5}-\frac{2416768523}{85317649172}a^{4}-\frac{2001421719875}{4607153055288}a^{3}-\frac{2143655550181}{9214306110576}a^{2}-\frac{220637290777}{1316329444368}a+\frac{184460271511}{1023811790064}$, $\frac{1}{70\cdots 12}a^{17}-\frac{656245228979}{25\cdots 56}a^{16}-\frac{33\cdots 19}{58\cdots 76}a^{15}+\frac{27\cdots 19}{70\cdots 12}a^{14}+\frac{42\cdots 71}{58\cdots 76}a^{13}-\frac{29\cdots 65}{17\cdots 28}a^{12}-\frac{15\cdots 41}{87\cdots 14}a^{11}+\frac{14\cdots 61}{50\cdots 08}a^{10}+\frac{49\cdots 97}{70\cdots 12}a^{9}+\frac{32\cdots 97}{23\cdots 04}a^{8}-\frac{55\cdots 50}{14\cdots 69}a^{7}+\frac{25\cdots 27}{70\cdots 12}a^{6}-\frac{66\cdots 35}{70\cdots 12}a^{5}+\frac{14\cdots 27}{70\cdots 12}a^{4}+\frac{40\cdots 47}{17\cdots 28}a^{3}+\frac{17\cdots 83}{23\cdots 04}a^{2}-\frac{24\cdots 73}{35\cdots 56}a-\frac{15\cdots 13}{50\cdots 08}$ Copy content Toggle raw display

Copy content comment:Integral basis
 
Copy content sage:K.integral_basis()
 
Copy content gp:K.zk
 
Copy content magma:IntegralBasis(K);
 
Copy content oscar:basis(OK)
 

Monogenic:  No
Index:  Not computed
Inessential primes:  $2$

Class group and class number

Ideal class group:  $C_{3}$, which has order $3$ (assuming GRH)
Copy content comment:Class group
 
Copy content sage:K.class_group().invariants()
 
Copy content gp:K.clgp
 
Copy content magma:ClassGroup(K);
 
Copy content oscar:class_group(K)
 
Narrow class group:  $C_{3}$, which has order $3$ (assuming GRH)
Copy content comment:Narrow class group
 
Copy content sage:K.narrow_class_group().invariants()
 
Copy content gp:bnfnarrow(K)
 
Copy content magma:NarrowClassGroup(K);
 

Unit group

Copy content comment:Unit group
 
Copy content sage:UK = K.unit_group()
 
Copy content magma:UK, fUK := UnitGroup(K);
 
Copy content oscar:UK, fUK = unit_group(OK)
 
Rank:  $8$
Copy content comment:Unit rank
 
Copy content sage:UK.rank()
 
Copy content gp:K.fu
 
Copy content magma:UnitRank(K);
 
Copy content oscar:rank(UK)
 
Torsion generator:   \( -1 \)  (order $2$) Copy content Toggle raw display
Copy content comment:Generator for roots of unity
 
Copy content sage:UK.torsion_generator()
 
Copy content gp:K.tu[2]
 
Copy content magma:K!f(TU.1) where TU,f is TorsionUnitGroup(K);
 
Copy content oscar:torsion_units_generator(OK)
 
Fundamental units:   $\frac{28\cdots 71}{38\cdots 84}a^{17}+\frac{12\cdots 65}{23\cdots 04}a^{16}+\frac{61\cdots 35}{70\cdots 12}a^{15}+\frac{36\cdots 27}{11\cdots 52}a^{14}+\frac{10\cdots 27}{17\cdots 28}a^{13}+\frac{14\cdots 83}{70\cdots 12}a^{12}+\frac{25\cdots 35}{35\cdots 56}a^{11}+\frac{98\cdots 58}{23\cdots 53}a^{10}-\frac{20\cdots 49}{16\cdots 36}a^{9}-\frac{83\cdots 03}{77\cdots 68}a^{8}-\frac{11\cdots 97}{70\cdots 12}a^{7}+\frac{25\cdots 87}{11\cdots 52}a^{6}+\frac{44\cdots 51}{35\cdots 56}a^{5}+\frac{45\cdots 01}{35\cdots 56}a^{4}+\frac{13\cdots 11}{23\cdots 04}a^{3}-\frac{95\cdots 83}{35\cdots 56}a^{2}+\frac{11\cdots 97}{17\cdots 28}a-\frac{70\cdots 17}{70\cdots 12}$, $\frac{94\cdots 95}{35\cdots 56}a^{17}-\frac{42\cdots 75}{97\cdots 46}a^{16}+\frac{95\cdots 27}{35\cdots 56}a^{15}-\frac{34\cdots 71}{70\cdots 12}a^{14}+\frac{13\cdots 03}{70\cdots 12}a^{13}-\frac{20\cdots 15}{70\cdots 12}a^{12}+\frac{73\cdots 27}{29\cdots 38}a^{11}-\frac{67\cdots 55}{16\cdots 36}a^{10}-\frac{42\cdots 77}{87\cdots 14}a^{9}+\frac{29\cdots 57}{38\cdots 84}a^{8}+\frac{25\cdots 93}{50\cdots 08}a^{7}-\frac{48\cdots 03}{70\cdots 12}a^{6}+\frac{10\cdots 99}{23\cdots 04}a^{5}-\frac{52\cdots 35}{70\cdots 12}a^{4}+\frac{88\cdots 15}{50\cdots 08}a^{3}-\frac{28\cdots 31}{10\cdots 16}a^{2}+\frac{49\cdots 47}{23\cdots 04}a-\frac{28\cdots 41}{77\cdots 68}$, $\frac{98\cdots 63}{11\cdots 52}a^{17}+\frac{29\cdots 39}{77\cdots 68}a^{16}+\frac{64\cdots 99}{70\cdots 12}a^{15}+\frac{11\cdots 49}{33\cdots 72}a^{14}+\frac{39\cdots 77}{70\cdots 12}a^{13}+\frac{19\cdots 47}{35\cdots 56}a^{12}+\frac{25\cdots 85}{35\cdots 56}a^{11}+\frac{23\cdots 75}{35\cdots 56}a^{10}-\frac{49\cdots 33}{32\cdots 82}a^{9}-\frac{94\cdots 03}{23\cdots 04}a^{8}-\frac{25\cdots 47}{36\cdots 48}a^{7}+\frac{13\cdots 11}{23\cdots 04}a^{6}+\frac{90\cdots 67}{70\cdots 12}a^{5}-\frac{90\cdots 19}{70\cdots 12}a^{4}+\frac{14\cdots 63}{23\cdots 04}a^{3}+\frac{52\cdots 65}{10\cdots 16}a^{2}+\frac{52\cdots 31}{70\cdots 12}a+\frac{72\cdots 89}{43\cdots 07}$, $\frac{73\cdots 91}{10\cdots 39}a^{17}+\frac{96\cdots 23}{18\cdots 24}a^{16}+\frac{74\cdots 11}{95\cdots 51}a^{15}+\frac{16\cdots 33}{31\cdots 17}a^{14}+\frac{61\cdots 38}{13\cdots 93}a^{13}+\frac{35\cdots 30}{95\cdots 51}a^{12}+\frac{98\cdots 65}{13\cdots 93}a^{11}+\frac{96\cdots 93}{19\cdots 02}a^{10}-\frac{36\cdots 76}{31\cdots 17}a^{9}-\frac{17\cdots 53}{18\cdots 24}a^{8}-\frac{88\cdots 81}{95\cdots 51}a^{7}+\frac{84\cdots 13}{91\cdots 62}a^{6}+\frac{32\cdots 71}{95\cdots 51}a^{5}+\frac{54\cdots 07}{54\cdots 72}a^{4}+\frac{56\cdots 41}{10\cdots 39}a^{3}+\frac{32\cdots 48}{95\cdots 51}a^{2}+\frac{10\cdots 25}{13\cdots 93}a+\frac{82\cdots 67}{19\cdots 02}$, $\frac{38\cdots 83}{19\cdots 02}a^{17}+\frac{82\cdots 11}{18\cdots 24}a^{16}+\frac{25\cdots 27}{19\cdots 02}a^{15}+\frac{75\cdots 37}{38\cdots 04}a^{14}+\frac{10\cdots 98}{13\cdots 93}a^{13}+\frac{13\cdots 12}{95\cdots 51}a^{12}+\frac{82\cdots 36}{45\cdots 31}a^{11}+\frac{98\cdots 13}{31\cdots 17}a^{10}-\frac{77\cdots 95}{19\cdots 02}a^{9}-\frac{18\cdots 95}{18\cdots 24}a^{8}+\frac{35\cdots 91}{19\cdots 02}a^{7}+\frac{34\cdots 79}{66\cdots 84}a^{6}-\frac{16\cdots 27}{63\cdots 34}a^{5}-\frac{52\cdots 03}{54\cdots 72}a^{4}-\frac{30\cdots 63}{19\cdots 02}a^{3}+\frac{12\cdots 01}{38\cdots 04}a^{2}-\frac{35\cdots 74}{50\cdots 59}a+\frac{24\cdots 87}{63\cdots 34}$, $\frac{48\cdots 81}{62\cdots 01}a^{17}+\frac{38\cdots 35}{23\cdots 04}a^{16}+\frac{52\cdots 97}{70\cdots 12}a^{15}+\frac{18\cdots 81}{70\cdots 12}a^{14}+\frac{29\cdots 75}{70\cdots 12}a^{13}+\frac{11\cdots 99}{35\cdots 56}a^{12}+\frac{10\cdots 19}{16\cdots 36}a^{11}+\frac{26\cdots 97}{11\cdots 52}a^{10}-\frac{52\cdots 87}{35\cdots 56}a^{9}-\frac{51\cdots 93}{23\cdots 04}a^{8}+\frac{57\cdots 95}{36\cdots 48}a^{7}-\frac{37\cdots 87}{70\cdots 12}a^{6}+\frac{22\cdots 73}{23\cdots 04}a^{5}+\frac{77\cdots 79}{70\cdots 12}a^{4}+\frac{19\cdots 39}{70\cdots 12}a^{3}+\frac{44\cdots 27}{70\cdots 12}a^{2}+\frac{14\cdots 81}{33\cdots 72}a+\frac{35\cdots 17}{58\cdots 76}$, $\frac{16\cdots 21}{35\cdots 56}a^{17}+\frac{66\cdots 69}{17\cdots 28}a^{16}+\frac{18\cdots 61}{35\cdots 56}a^{15}+\frac{64\cdots 05}{16\cdots 36}a^{14}+\frac{59\cdots 57}{19\cdots 92}a^{13}+\frac{12\cdots 41}{46\cdots 06}a^{12}+\frac{83\cdots 17}{17\cdots 28}a^{11}+\frac{21\cdots 35}{58\cdots 76}a^{10}-\frac{26\cdots 63}{35\cdots 56}a^{9}-\frac{11\cdots 63}{17\cdots 28}a^{8}-\frac{91\cdots 89}{18\cdots 24}a^{7}+\frac{87\cdots 25}{16\cdots 36}a^{6}+\frac{13\cdots 39}{35\cdots 56}a^{5}+\frac{25\cdots 17}{25\cdots 04}a^{4}+\frac{16\cdots 35}{35\cdots 56}a^{3}+\frac{10\cdots 97}{44\cdots 16}a^{2}+\frac{30\cdots 01}{46\cdots 06}a+\frac{26\cdots 82}{48\cdots 23}$, $\frac{27\cdots 19}{25\cdots 36}a^{17}+\frac{32\cdots 73}{38\cdots 04}a^{16}+\frac{13\cdots 75}{76\cdots 08}a^{15}-\frac{98\cdots 93}{10\cdots 44}a^{14}+\frac{50\cdots 04}{35\cdots 13}a^{13}-\frac{26\cdots 87}{42\cdots 56}a^{12}+\frac{57\cdots 79}{38\cdots 04}a^{11}+\frac{10\cdots 01}{38\cdots 04}a^{10}-\frac{32\cdots 89}{25\cdots 36}a^{9}-\frac{10\cdots 21}{38\cdots 04}a^{8}-\frac{11\cdots 67}{10\cdots 44}a^{7}+\frac{25\cdots 17}{76\cdots 08}a^{6}+\frac{35\cdots 49}{36\cdots 48}a^{5}-\frac{29\cdots 09}{27\cdots 86}a^{4}+\frac{16\cdots 55}{10\cdots 44}a^{3}+\frac{35\cdots 93}{10\cdots 44}a^{2}+\frac{66\cdots 67}{38\cdots 04}a+\frac{87\cdots 05}{38\cdots 04}$ Copy content Toggle raw display (assuming GRH)
Copy content comment:Fundamental units
 
Copy content sage:UK.fundamental_units()
 
Copy content gp:K.fu
 
Copy content magma:[K|fUK(g): g in Generators(UK)];
 
Copy content oscar:[K(fUK(a)) for a in gens(UK)]
 
Regulator:  \( 188104111.949 \) (assuming GRH)
Copy content comment:Regulator
 
Copy content sage:K.regulator()
 
Copy content gp:K.reg
 
Copy content magma:Regulator(K);
 
Copy content oscar:regulator(K)
 

Class number formula

\[ \begin{aligned}\lim_{s\to 1} (s-1)\zeta_K(s) =\mathstrut & \frac{2^{r_1}\cdot (2\pi)^{r_2}\cdot R\cdot h}{w\cdot\sqrt{|D|}}\cr \approx\mathstrut &\frac{2^{0}\cdot(2\pi)^{9}\cdot 188104111.949 \cdot 3}{2\cdot\sqrt{72525903267959963648000000000000}}\cr\approx \mathstrut & 0.505663714292 \end{aligned}\] (assuming GRH)

Copy content comment:Analytic class number formula
 
Copy content sage:# self-contained SageMath code snippet to compute the analytic class number formula x = polygen(QQ); K.<a> = NumberField(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843) DK = K.disc(); r1,r2 = K.signature(); RK = K.regulator(); RR = RK.parent() hK = K.class_number(); wK = K.unit_group().torsion_generator().order(); 2^r1 * (2*RR(pi))^r2 * RK * hK / (wK * RR(sqrt(abs(DK))))
 
Copy content gp:\\ self-contained Pari/GP code snippet to compute the analytic class number formula K = bnfinit(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843, 1); [polcoeff (lfunrootres (lfuncreate (K))[1][1][2], -1), 2^K.r1 * (2*Pi)^K.r2 * K.reg * K.no / (K.tu[1] * sqrt (abs (K.disc)))]
 
Copy content magma:/* self-contained Magma code snippet to compute the analytic class number formula */ Qx<x> := PolynomialRing(Rationals()); K<a> := NumberField(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843); OK := Integers(K); DK := Discriminant(OK); UK, fUK := UnitGroup(OK); clK, fclK := ClassGroup(OK); r1,r2 := Signature(K); RK := Regulator(K); RR := Parent(RK); hK := #clK; wK := #TorsionSubgroup(UK); 2^r1 * (2*Pi(RR))^r2 * RK * hK / (wK * Sqrt(RR!Abs(DK)));
 
Copy content oscar:# self-contained Oscar code snippet to compute the analytic class number formula Qx, x = polynomial_ring(QQ); K, a = number_field(x^18 + 12*x^16 - 2*x^15 + 87*x^14 - 2*x^13 + 1065*x^12 + 28*x^11 - 16181*x^10 - 312*x^9 - 14682*x^8 + 2186*x^7 + 61216*x^6 + 21818*x^5 + 705469*x^4 + 40482*x^3 + 2139935*x^2 + 58646*x + 1609843); OK = ring_of_integers(K); DK = discriminant(OK); UK, fUK = unit_group(OK); clK, fclK = class_group(OK); r1,r2 = signature(K); RK = regulator(K); RR = parent(RK); hK = order(clK); wK = torsion_units_order(K); 2^r1 * (2*pi)^r2 * RK * hK / (wK * sqrt(RR(abs(DK))))
 

Galois group

$C_3\times S_3$ (as 18T3):

Copy content comment:Galois group
 
Copy content sage:K.galois_group()
 
Copy content gp:polgalois(K.pol)
 
Copy content magma:G = GaloisGroup(K);
 
Copy content oscar:G, Gtx = galois_group(K); degree(K) > 1 ? (G, transitive_group_identification(G)) : (G, nothing)
 
A solvable group of order 18
The 9 conjugacy class representatives for $S_3 \times C_3$
Character table for $S_3 \times C_3$

Intermediate fields

\(\Q(\sqrt{-2}) \), 3.1.72200.1 x3, 3.3.361.1, 6.0.41702720000.1, 6.0.66724352.1, 6.0.115520000.2 x2, 9.3.376367048000000.3 x3

Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.

Copy content comment:Intermediate fields
 
Copy content sage:K.subfields()[1:-1]
 
Copy content gp:L = nfsubfields(K); L[2..length(L)]
 
Copy content magma:L := Subfields(K); L[2..#L];
 
Copy content oscar:subfields(K)[2:end-1]
 

Sibling fields

Degree 6 sibling: 6.0.115520000.2
Degree 9 sibling: 9.3.376367048000000.3
Minimal sibling: 6.0.115520000.2

Frobenius cycle types

$p$ $2$ $3$ $5$ $7$ $11$ $13$ $17$ $19$ $23$ $29$ $31$ $37$ $41$ $43$ $47$ $53$ $59$
Cycle type R ${\href{/padicField/3.3.0.1}{3} }^{6}$ R ${\href{/padicField/7.2.0.1}{2} }^{9}$ ${\href{/padicField/11.3.0.1}{3} }^{6}$ ${\href{/padicField/13.6.0.1}{6} }^{3}$ ${\href{/padicField/17.3.0.1}{3} }^{6}$ R ${\href{/padicField/23.6.0.1}{6} }^{3}$ ${\href{/padicField/29.6.0.1}{6} }^{3}$ ${\href{/padicField/31.2.0.1}{2} }^{9}$ ${\href{/padicField/37.2.0.1}{2} }^{9}$ ${\href{/padicField/41.3.0.1}{3} }^{6}$ ${\href{/padicField/43.3.0.1}{3} }^{6}$ ${\href{/padicField/47.6.0.1}{6} }^{3}$ ${\href{/padicField/53.6.0.1}{6} }^{3}$ ${\href{/padicField/59.3.0.1}{3} }^{6}$

In the table, R denotes a ramified prime. Cycle lengths which are repeated in a cycle type are indicated by exponents.

Copy content comment:Frobenius cycle types
 
Copy content sage:# to obtain a list of [e_i,f_i] for the factorization of the ideal pO_K for p=7 in Sage: p = 7; [(e, pr.norm().valuation(p)) for pr,e in K.factor(p)]
 
Copy content gp:\\ to obtain a list of [e_i,f_i] for the factorization of the ideal pO_K for p=7 in Pari: p = 7; pfac = idealprimedec(K, p); vector(length(pfac), j, [pfac[j][3], pfac[j][4]])
 
Copy content magma:// to obtain a list of [e_i,f_i] for the factorization of the ideal pO_K for p=7 in Magma: p := 7; [<pr[2], Valuation(Norm(pr[1]), p)> : pr in Factorization(p*Integers(K))];
 
Copy content oscar:# to obtain a list of [e_i,f_i] for the factorization of the ideal pO_K for p=7 in Oscar: p = 7; pfac = factor(ideal(ring_of_integers(K), p)); [(e, valuation(norm(pr),p)) for (pr,e) in pfac]
 

Local algebras for ramified primes

$p$LabelPolynomial $e$ $f$ $c$ Galois group Slope content
\(2\) Copy content Toggle raw display 2.3.2.9a1.1$x^{6} + 2 x^{4} + 2 x^{3} + x^{2} + 2 x + 3$$2$$3$$9$$C_6$$$[3]^{3}$$
2.3.2.9a1.1$x^{6} + 2 x^{4} + 2 x^{3} + x^{2} + 2 x + 3$$2$$3$$9$$C_6$$$[3]^{3}$$
2.3.2.9a1.1$x^{6} + 2 x^{4} + 2 x^{3} + x^{2} + 2 x + 3$$2$$3$$9$$C_6$$$[3]^{3}$$
\(5\) Copy content Toggle raw display 5.6.3.12a1.2$x^{18} + 3 x^{16} + 12 x^{15} + 6 x^{14} + 24 x^{13} + 61 x^{12} + 36 x^{11} + 66 x^{10} + 136 x^{9} + 69 x^{8} + 60 x^{7} + 121 x^{6} + 48 x^{5} + 18 x^{4} + 48 x^{3} + 12 x^{2} + 13$$3$$6$$12$$S_3 \times C_3$$$[\ ]_{3}^{6}$$
\(19\) Copy content Toggle raw display 19.1.3.2a1.1$x^{3} + 19$$3$$1$$2$$C_3$$$[\ ]_{3}$$
19.1.3.2a1.1$x^{3} + 19$$3$$1$$2$$C_3$$$[\ ]_{3}$$
19.1.3.2a1.1$x^{3} + 19$$3$$1$$2$$C_3$$$[\ ]_{3}$$
19.1.3.2a1.1$x^{3} + 19$$3$$1$$2$$C_3$$$[\ ]_{3}$$
19.1.3.2a1.1$x^{3} + 19$$3$$1$$2$$C_3$$$[\ ]_{3}$$
19.1.3.2a1.1$x^{3} + 19$$3$$1$$2$$C_3$$$[\ ]_{3}$$

Artin representations

Label Dimension Conductor Artin stem field $G$ Ind $\chi(c)$
*18 1.1.1t1.a.a$1$ $1$ \(\Q\) $C_1$ $1$ $1$
*18 1.8.2t1.b.a$1$ $ 2^{3}$ \(\Q(\sqrt{-2}) \) $C_2$ (as 2T1) $1$ $-1$
*18 1.152.6t1.c.a$1$ $ 2^{3} \cdot 19 $ 6.0.66724352.1 $C_6$ (as 6T1) $0$ $-1$
*18 1.152.6t1.c.b$1$ $ 2^{3} \cdot 19 $ 6.0.66724352.1 $C_6$ (as 6T1) $0$ $-1$
*18 1.19.3t1.a.a$1$ $ 19 $ 3.3.361.1 $C_3$ (as 3T1) $0$ $1$
*18 1.19.3t1.a.b$1$ $ 19 $ 3.3.361.1 $C_3$ (as 3T1) $0$ $1$
*36 2.72200.3t2.b.a$2$ $ 2^{3} \cdot 5^{2} \cdot 19^{2}$ 3.1.72200.1 $S_3$ (as 3T2) $1$ $0$
*36 2.3800.6t5.f.a$2$ $ 2^{3} \cdot 5^{2} \cdot 19 $ 18.0.72525903267959963648000000000000.4 $S_3 \times C_3$ (as 18T3) $0$ $0$
*36 2.3800.6t5.f.b$2$ $ 2^{3} \cdot 5^{2} \cdot 19 $ 18.0.72525903267959963648000000000000.4 $S_3 \times C_3$ (as 18T3) $0$ $0$

Data is given for all irreducible representations of the Galois group for the Galois closure of this field. Those marked with * are summands in the permutation representation coming from this field. Representations which appear with multiplicity greater than one are indicated by exponents on the *.

Spectrum of ring of integers

(0)(0)(2)(3)(5)(7)(11)(13)(17)(19)(23)(29)(31)(37)(41)(43)(47)(53)(59)