Normalized defining polynomial
\( x^{17} - 3502 x^{15} - 21012 x^{14} + 3586048 x^{13} + 27140500 x^{12} - 1455974010 x^{11} + \cdots + 14\!\cdots\!87 \)
Invariants
Degree: | $17$ | sage: K.degree()
gp: poldegree(K.pol)
magma: Degree(K);
oscar: degree(K)
| |
Signature: | $[17, 0]$ | sage: K.signature()
gp: K.sign
magma: Signature(K);
oscar: signature(K)
| |
Discriminant: | \(54471546860208560987402602575661525149433755592659973376605441\) \(\medspace = 17^{24}\cdot 103^{16}\) | sage: K.disc()
gp: K.disc
magma: OK := Integers(K); Discriminant(OK);
oscar: OK = ring_of_integers(K); discriminant(OK)
| |
Root discriminant: | \(4280.94\) | sage: (K.disc().abs())^(1./K.degree())
gp: abs(K.disc)^(1/poldegree(K.pol))
magma: Abs(Discriminant(OK))^(1/Degree(K));
oscar: (1.0 * dK)^(1/degree(K))
| |
Galois root discriminant: | $17^{49/34}103^{16/17}\approx 4652.957318416284$ | ||
Ramified primes: | \(17\), \(103\) | sage: K.disc().support()
gp: factor(abs(K.disc))[,1]~
magma: PrimeDivisors(Discriminant(OK));
oscar: prime_divisors(discriminant((OK)))
| |
Discriminant root field: | \(\Q\) | ||
$\card{ \Aut(K/\Q) }$: | $1$ | sage: K.automorphisms()
magma: Automorphisms(K);
oscar: automorphisms(K)
| |
This field is not Galois over $\Q$. | |||
This is not a CM field. |
Integral basis (with respect to field generator \(a\))
$1$, $a$, $a^{2}$, $a^{3}$, $a^{4}$, $a^{5}$, $\frac{1}{3}a^{6}-\frac{1}{3}a^{4}-\frac{1}{3}a^{3}+\frac{1}{3}a^{2}-\frac{1}{3}a$, $\frac{1}{3}a^{7}-\frac{1}{3}a^{5}-\frac{1}{3}a^{4}+\frac{1}{3}a^{3}-\frac{1}{3}a^{2}$, $\frac{1}{3}a^{8}-\frac{1}{3}a^{5}+\frac{1}{3}a^{3}+\frac{1}{3}a^{2}-\frac{1}{3}a$, $\frac{1}{3}a^{9}-\frac{1}{3}a$, $\frac{1}{45}a^{10}+\frac{1}{45}a^{9}+\frac{1}{15}a^{8}+\frac{1}{9}a^{7}+\frac{1}{9}a^{6}+\frac{1}{45}a^{5}+\frac{11}{45}a^{4}-\frac{2}{9}a^{2}-\frac{1}{3}a+\frac{2}{5}$, $\frac{1}{45}a^{11}+\frac{2}{45}a^{9}+\frac{2}{45}a^{8}-\frac{4}{45}a^{6}+\frac{2}{9}a^{5}-\frac{11}{45}a^{4}-\frac{2}{9}a^{3}-\frac{1}{9}a^{2}-\frac{4}{15}a-\frac{2}{5}$, $\frac{1}{45}a^{12}-\frac{2}{15}a^{8}+\frac{1}{45}a^{7}+\frac{17}{45}a^{5}-\frac{2}{45}a^{4}+\frac{2}{9}a^{3}-\frac{7}{45}a^{2}+\frac{4}{15}a+\frac{1}{5}$, $\frac{1}{225}a^{13}-\frac{1}{225}a^{12}-\frac{2}{225}a^{11}+\frac{4}{45}a^{9}-\frac{3}{25}a^{8}+\frac{14}{225}a^{7}-\frac{4}{45}a^{6}+\frac{37}{75}a^{5}-\frac{26}{225}a^{4}-\frac{4}{75}a^{3}+\frac{29}{225}a^{2}+\frac{22}{75}a+\frac{8}{25}$, $\frac{1}{3375}a^{14}-\frac{7}{3375}a^{13}+\frac{14}{3375}a^{12}+\frac{37}{3375}a^{11}-\frac{2}{675}a^{10}-\frac{352}{3375}a^{9}+\frac{526}{3375}a^{8}-\frac{544}{3375}a^{7}-\frac{469}{3375}a^{6}+\frac{223}{3375}a^{5}+\frac{1169}{3375}a^{4}+\frac{1676}{3375}a^{3}-\frac{39}{125}a^{2}+\frac{94}{375}a-\frac{16}{125}$, $\frac{1}{16875}a^{15}+\frac{2}{16875}a^{14}+\frac{26}{16875}a^{13}+\frac{88}{16875}a^{12}+\frac{98}{16875}a^{11}-\frac{67}{16875}a^{10}+\frac{1333}{16875}a^{9}-\frac{272}{3375}a^{8}+\frac{412}{3375}a^{7}+\frac{1177}{16875}a^{6}-\frac{5749}{16875}a^{5}+\frac{2822}{16875}a^{4}+\frac{877}{5625}a^{3}-\frac{277}{5625}a^{2}-\frac{309}{625}a-\frac{144}{625}$, $\frac{1}{34\!\cdots\!25}a^{16}-\frac{59\!\cdots\!39}{34\!\cdots\!25}a^{15}+\frac{47\!\cdots\!49}{42\!\cdots\!25}a^{14}-\frac{74\!\cdots\!38}{42\!\cdots\!25}a^{13}-\frac{48\!\cdots\!17}{68\!\cdots\!25}a^{12}-\frac{56\!\cdots\!68}{76\!\cdots\!25}a^{11}-\frac{17\!\cdots\!53}{22\!\cdots\!75}a^{10}-\frac{50\!\cdots\!18}{83\!\cdots\!25}a^{9}-\frac{42\!\cdots\!69}{76\!\cdots\!25}a^{8}+\frac{11\!\cdots\!38}{38\!\cdots\!25}a^{7}-\frac{11\!\cdots\!33}{84\!\cdots\!75}a^{6}-\frac{85\!\cdots\!91}{38\!\cdots\!25}a^{5}-\frac{44\!\cdots\!08}{92\!\cdots\!25}a^{4}+\frac{13\!\cdots\!48}{34\!\cdots\!25}a^{3}+\frac{28\!\cdots\!26}{11\!\cdots\!75}a^{2}-\frac{92\!\cdots\!37}{20\!\cdots\!75}a-\frac{56\!\cdots\!96}{12\!\cdots\!75}$
Monogenic: | No | |
Index: | Not computed | |
Inessential primes: | $3$ |
Class group and class number
$C_{17}$, which has order $17$ (assuming GRH)
Unit group
Rank: | $16$ | sage: UK.rank()
gp: K.fu
magma: UnitRank(K);
oscar: rank(UK)
| |
Torsion generator: | \( -1 \) (order $2$) | sage: UK.torsion_generator()
gp: K.tu[2]
magma: K!f(TU.1) where TU,f is TorsionUnitGroup(K);
oscar: torsion_units_generator(OK)
| |
Fundamental units: | $\frac{38\!\cdots\!99}{34\!\cdots\!25}a^{16}-\frac{10\!\cdots\!86}{34\!\cdots\!25}a^{15}-\frac{44\!\cdots\!73}{11\!\cdots\!75}a^{14}-\frac{16\!\cdots\!11}{12\!\cdots\!75}a^{13}+\frac{27\!\cdots\!22}{68\!\cdots\!25}a^{12}+\frac{43\!\cdots\!14}{22\!\cdots\!75}a^{11}-\frac{38\!\cdots\!37}{22\!\cdots\!75}a^{10}-\frac{86\!\cdots\!57}{83\!\cdots\!25}a^{9}+\frac{70\!\cdots\!07}{22\!\cdots\!75}a^{8}+\frac{92\!\cdots\!93}{42\!\cdots\!25}a^{7}-\frac{19\!\cdots\!92}{84\!\cdots\!75}a^{6}-\frac{19\!\cdots\!52}{11\!\cdots\!75}a^{5}+\frac{66\!\cdots\!58}{92\!\cdots\!25}a^{4}+\frac{14\!\cdots\!27}{34\!\cdots\!25}a^{3}-\frac{12\!\cdots\!51}{11\!\cdots\!75}a^{2}-\frac{13\!\cdots\!33}{50\!\cdots\!75}a+\frac{78\!\cdots\!21}{12\!\cdots\!75}$, $\frac{68\!\cdots\!38}{11\!\cdots\!75}a^{16}-\frac{98\!\cdots\!07}{11\!\cdots\!75}a^{15}-\frac{23\!\cdots\!03}{11\!\cdots\!75}a^{14}+\frac{63\!\cdots\!62}{38\!\cdots\!25}a^{13}+\frac{46\!\cdots\!09}{22\!\cdots\!75}a^{12}-\frac{31\!\cdots\!76}{22\!\cdots\!75}a^{11}-\frac{61\!\cdots\!54}{76\!\cdots\!25}a^{10}+\frac{11\!\cdots\!66}{27\!\cdots\!75}a^{9}+\frac{32\!\cdots\!27}{22\!\cdots\!75}a^{8}-\frac{65\!\cdots\!06}{12\!\cdots\!75}a^{7}-\frac{29\!\cdots\!54}{28\!\cdots\!25}a^{6}+\frac{40\!\cdots\!53}{11\!\cdots\!75}a^{5}+\frac{83\!\cdots\!46}{30\!\cdots\!75}a^{4}-\frac{13\!\cdots\!01}{11\!\cdots\!75}a^{3}-\frac{19\!\cdots\!87}{38\!\cdots\!25}a^{2}+\frac{34\!\cdots\!21}{50\!\cdots\!75}a-\frac{30\!\cdots\!73}{42\!\cdots\!25}$, $\frac{30\!\cdots\!94}{34\!\cdots\!25}a^{16}+\frac{53\!\cdots\!34}{34\!\cdots\!25}a^{15}-\frac{35\!\cdots\!88}{11\!\cdots\!75}a^{14}-\frac{27\!\cdots\!94}{11\!\cdots\!75}a^{13}+\frac{21\!\cdots\!92}{68\!\cdots\!25}a^{12}+\frac{67\!\cdots\!29}{22\!\cdots\!75}a^{11}-\frac{10\!\cdots\!76}{84\!\cdots\!25}a^{10}-\frac{11\!\cdots\!67}{83\!\cdots\!25}a^{9}+\frac{44\!\cdots\!67}{22\!\cdots\!75}a^{8}+\frac{31\!\cdots\!91}{11\!\cdots\!75}a^{7}-\frac{73\!\cdots\!02}{84\!\cdots\!75}a^{6}-\frac{23\!\cdots\!37}{11\!\cdots\!75}a^{5}-\frac{19\!\cdots\!27}{92\!\cdots\!25}a^{4}+\frac{16\!\cdots\!87}{34\!\cdots\!25}a^{3}+\frac{12\!\cdots\!69}{11\!\cdots\!75}a^{2}-\frac{10\!\cdots\!24}{50\!\cdots\!75}a-\frac{71\!\cdots\!74}{12\!\cdots\!75}$, $\frac{33\!\cdots\!06}{34\!\cdots\!25}a^{16}-\frac{10\!\cdots\!09}{34\!\cdots\!25}a^{15}-\frac{38\!\cdots\!37}{11\!\cdots\!75}a^{14}-\frac{38\!\cdots\!02}{38\!\cdots\!25}a^{13}+\frac{24\!\cdots\!98}{68\!\cdots\!25}a^{12}+\frac{35\!\cdots\!26}{22\!\cdots\!75}a^{11}-\frac{33\!\cdots\!43}{22\!\cdots\!75}a^{10}-\frac{71\!\cdots\!08}{83\!\cdots\!25}a^{9}+\frac{60\!\cdots\!58}{22\!\cdots\!75}a^{8}+\frac{68\!\cdots\!03}{38\!\cdots\!25}a^{7}-\frac{17\!\cdots\!98}{84\!\cdots\!75}a^{6}-\frac{16\!\cdots\!63}{11\!\cdots\!75}a^{5}+\frac{59\!\cdots\!02}{92\!\cdots\!25}a^{4}+\frac{11\!\cdots\!38}{34\!\cdots\!25}a^{3}-\frac{11\!\cdots\!94}{11\!\cdots\!75}a^{2}-\frac{62\!\cdots\!28}{33\!\cdots\!25}a+\frac{58\!\cdots\!49}{12\!\cdots\!75}$, $\frac{16\!\cdots\!87}{34\!\cdots\!25}a^{16}-\frac{19\!\cdots\!43}{34\!\cdots\!25}a^{15}-\frac{61\!\cdots\!08}{38\!\cdots\!25}a^{14}+\frac{10\!\cdots\!38}{11\!\cdots\!75}a^{13}+\frac{11\!\cdots\!26}{68\!\cdots\!25}a^{12}-\frac{48\!\cdots\!21}{76\!\cdots\!25}a^{11}-\frac{53\!\cdots\!38}{84\!\cdots\!25}a^{10}+\frac{90\!\cdots\!09}{83\!\cdots\!25}a^{9}+\frac{81\!\cdots\!97}{76\!\cdots\!25}a^{8}+\frac{24\!\cdots\!43}{11\!\cdots\!75}a^{7}-\frac{64\!\cdots\!21}{84\!\cdots\!75}a^{6}-\frac{11\!\cdots\!14}{12\!\cdots\!75}a^{5}+\frac{19\!\cdots\!79}{92\!\cdots\!25}a^{4}+\frac{67\!\cdots\!76}{34\!\cdots\!25}a^{3}-\frac{22\!\cdots\!88}{11\!\cdots\!75}a^{2}-\frac{47\!\cdots\!43}{50\!\cdots\!75}a+\frac{73\!\cdots\!23}{12\!\cdots\!75}$, $\frac{39\!\cdots\!56}{34\!\cdots\!25}a^{16}-\frac{84\!\cdots\!09}{34\!\cdots\!25}a^{15}-\frac{46\!\cdots\!87}{11\!\cdots\!75}a^{14}-\frac{17\!\cdots\!31}{11\!\cdots\!75}a^{13}+\frac{28\!\cdots\!63}{68\!\cdots\!25}a^{12}+\frac{48\!\cdots\!81}{22\!\cdots\!75}a^{11}-\frac{14\!\cdots\!94}{84\!\cdots\!25}a^{10}-\frac{89\!\cdots\!33}{83\!\cdots\!25}a^{9}+\frac{66\!\cdots\!08}{22\!\cdots\!75}a^{8}+\frac{23\!\cdots\!34}{11\!\cdots\!75}a^{7}-\frac{18\!\cdots\!73}{84\!\cdots\!75}a^{6}-\frac{16\!\cdots\!38}{11\!\cdots\!75}a^{5}+\frac{69\!\cdots\!27}{92\!\cdots\!25}a^{4}+\frac{11\!\cdots\!88}{34\!\cdots\!25}a^{3}-\frac{15\!\cdots\!94}{11\!\cdots\!75}a^{2}-\frac{31\!\cdots\!88}{16\!\cdots\!25}a+\frac{80\!\cdots\!74}{12\!\cdots\!75}$, $\frac{17\!\cdots\!28}{34\!\cdots\!25}a^{16}-\frac{53\!\cdots\!17}{34\!\cdots\!25}a^{15}-\frac{22\!\cdots\!09}{12\!\cdots\!75}a^{14}-\frac{59\!\cdots\!28}{11\!\cdots\!75}a^{13}+\frac{12\!\cdots\!44}{68\!\cdots\!25}a^{12}+\frac{61\!\cdots\!26}{76\!\cdots\!25}a^{11}-\frac{17\!\cdots\!44}{22\!\cdots\!75}a^{10}-\frac{37\!\cdots\!79}{83\!\cdots\!25}a^{9}+\frac{10\!\cdots\!93}{76\!\cdots\!25}a^{8}+\frac{10\!\cdots\!92}{11\!\cdots\!75}a^{7}-\frac{89\!\cdots\!74}{84\!\cdots\!75}a^{6}-\frac{28\!\cdots\!23}{38\!\cdots\!25}a^{5}+\frac{30\!\cdots\!51}{92\!\cdots\!25}a^{4}+\frac{62\!\cdots\!44}{34\!\cdots\!25}a^{3}-\frac{58\!\cdots\!47}{11\!\cdots\!75}a^{2}-\frac{49\!\cdots\!62}{50\!\cdots\!75}a+\frac{30\!\cdots\!87}{12\!\cdots\!75}$, $\frac{52\!\cdots\!42}{34\!\cdots\!25}a^{16}-\frac{47\!\cdots\!63}{34\!\cdots\!25}a^{15}-\frac{60\!\cdots\!59}{11\!\cdots\!75}a^{14}+\frac{56\!\cdots\!86}{38\!\cdots\!25}a^{13}+\frac{36\!\cdots\!41}{68\!\cdots\!25}a^{12}-\frac{14\!\cdots\!08}{22\!\cdots\!75}a^{11}-\frac{49\!\cdots\!41}{22\!\cdots\!75}a^{10}-\frac{86\!\cdots\!31}{83\!\cdots\!25}a^{9}+\frac{88\!\cdots\!06}{22\!\cdots\!75}a^{8}+\frac{25\!\cdots\!96}{38\!\cdots\!25}a^{7}-\frac{24\!\cdots\!11}{84\!\cdots\!75}a^{6}-\frac{66\!\cdots\!41}{11\!\cdots\!75}a^{5}+\frac{77\!\cdots\!64}{92\!\cdots\!25}a^{4}+\frac{36\!\cdots\!41}{34\!\cdots\!25}a^{3}-\frac{90\!\cdots\!58}{11\!\cdots\!75}a^{2}-\frac{24\!\cdots\!73}{50\!\cdots\!75}a+\frac{30\!\cdots\!43}{12\!\cdots\!75}$, $\frac{88\!\cdots\!39}{62\!\cdots\!75}a^{16}-\frac{99\!\cdots\!61}{62\!\cdots\!75}a^{15}-\frac{33\!\cdots\!96}{69\!\cdots\!75}a^{14}+\frac{16\!\cdots\!77}{69\!\cdots\!75}a^{13}+\frac{59\!\cdots\!48}{12\!\cdots\!75}a^{12}-\frac{24\!\cdots\!02}{15\!\cdots\!75}a^{11}-\frac{12\!\cdots\!37}{66\!\cdots\!41}a^{10}+\frac{34\!\cdots\!03}{15\!\cdots\!75}a^{9}+\frac{44\!\cdots\!54}{13\!\cdots\!75}a^{8}+\frac{11\!\cdots\!07}{69\!\cdots\!75}a^{7}-\frac{39\!\cdots\!47}{16\!\cdots\!75}a^{6}-\frac{24\!\cdots\!01}{76\!\cdots\!75}a^{5}+\frac{10\!\cdots\!23}{16\!\cdots\!75}a^{4}+\frac{40\!\cdots\!82}{62\!\cdots\!75}a^{3}-\frac{12\!\cdots\!81}{20\!\cdots\!25}a^{2}-\frac{14\!\cdots\!23}{46\!\cdots\!25}a+\frac{42\!\cdots\!16}{23\!\cdots\!25}$, $\frac{26\!\cdots\!61}{68\!\cdots\!25}a^{16}-\frac{72\!\cdots\!94}{68\!\cdots\!25}a^{15}-\frac{10\!\cdots\!94}{76\!\cdots\!25}a^{14}-\frac{33\!\cdots\!47}{76\!\cdots\!25}a^{13}+\frac{19\!\cdots\!44}{13\!\cdots\!25}a^{12}+\frac{10\!\cdots\!16}{15\!\cdots\!25}a^{11}-\frac{26\!\cdots\!76}{45\!\cdots\!75}a^{10}-\frac{60\!\cdots\!43}{16\!\cdots\!25}a^{9}+\frac{53\!\cdots\!62}{50\!\cdots\!75}a^{8}+\frac{19\!\cdots\!56}{25\!\cdots\!75}a^{7}-\frac{13\!\cdots\!53}{16\!\cdots\!75}a^{6}-\frac{15\!\cdots\!62}{25\!\cdots\!75}a^{5}+\frac{44\!\cdots\!22}{18\!\cdots\!25}a^{4}+\frac{10\!\cdots\!88}{68\!\cdots\!25}a^{3}-\frac{85\!\cdots\!84}{22\!\cdots\!75}a^{2}-\frac{15\!\cdots\!61}{16\!\cdots\!25}a+\frac{52\!\cdots\!54}{25\!\cdots\!75}$, $\frac{19\!\cdots\!74}{34\!\cdots\!25}a^{16}-\frac{27\!\cdots\!86}{34\!\cdots\!25}a^{15}-\frac{69\!\cdots\!41}{38\!\cdots\!25}a^{14}+\frac{17\!\cdots\!51}{11\!\cdots\!75}a^{13}+\frac{12\!\cdots\!57}{68\!\cdots\!25}a^{12}-\frac{27\!\cdots\!74}{25\!\cdots\!75}a^{11}-\frac{55\!\cdots\!71}{84\!\cdots\!25}a^{10}+\frac{17\!\cdots\!68}{83\!\cdots\!25}a^{9}+\frac{81\!\cdots\!19}{76\!\cdots\!25}a^{8}-\frac{73\!\cdots\!14}{11\!\cdots\!75}a^{7}-\frac{64\!\cdots\!42}{84\!\cdots\!75}a^{6}-\frac{22\!\cdots\!59}{38\!\cdots\!25}a^{5}+\frac{18\!\cdots\!83}{92\!\cdots\!25}a^{4}+\frac{55\!\cdots\!52}{34\!\cdots\!25}a^{3}-\frac{21\!\cdots\!26}{11\!\cdots\!75}a^{2}-\frac{41\!\cdots\!74}{50\!\cdots\!75}a+\frac{70\!\cdots\!46}{12\!\cdots\!75}$, $\frac{10\!\cdots\!11}{34\!\cdots\!25}a^{16}+\frac{51\!\cdots\!71}{34\!\cdots\!25}a^{15}-\frac{13\!\cdots\!08}{12\!\cdots\!75}a^{14}-\frac{13\!\cdots\!36}{11\!\cdots\!75}a^{13}+\frac{70\!\cdots\!93}{68\!\cdots\!25}a^{12}+\frac{10\!\cdots\!97}{76\!\cdots\!25}a^{11}-\frac{86\!\cdots\!73}{22\!\cdots\!75}a^{10}-\frac{49\!\cdots\!98}{83\!\cdots\!25}a^{9}+\frac{39\!\cdots\!49}{84\!\cdots\!25}a^{8}+\frac{11\!\cdots\!29}{11\!\cdots\!75}a^{7}+\frac{38\!\cdots\!12}{84\!\cdots\!75}a^{6}-\frac{23\!\cdots\!26}{38\!\cdots\!25}a^{5}-\frac{22\!\cdots\!13}{92\!\cdots\!25}a^{4}+\frac{18\!\cdots\!28}{34\!\cdots\!25}a^{3}+\frac{32\!\cdots\!36}{11\!\cdots\!75}a^{2}-\frac{57\!\cdots\!38}{50\!\cdots\!75}a-\frac{11\!\cdots\!56}{12\!\cdots\!75}$, $\frac{31\!\cdots\!61}{31\!\cdots\!75}a^{16}-\frac{96\!\cdots\!54}{31\!\cdots\!75}a^{15}-\frac{40\!\cdots\!33}{11\!\cdots\!25}a^{14}-\frac{10\!\cdots\!11}{10\!\cdots\!25}a^{13}+\frac{22\!\cdots\!48}{62\!\cdots\!75}a^{12}+\frac{37\!\cdots\!39}{23\!\cdots\!25}a^{11}-\frac{10\!\cdots\!96}{69\!\cdots\!75}a^{10}-\frac{67\!\cdots\!48}{75\!\cdots\!75}a^{9}+\frac{21\!\cdots\!99}{76\!\cdots\!75}a^{8}+\frac{19\!\cdots\!29}{10\!\cdots\!25}a^{7}-\frac{17\!\cdots\!18}{84\!\cdots\!75}a^{6}-\frac{16\!\cdots\!92}{11\!\cdots\!25}a^{5}+\frac{55\!\cdots\!62}{84\!\cdots\!75}a^{4}+\frac{11\!\cdots\!28}{31\!\cdots\!75}a^{3}-\frac{10\!\cdots\!39}{10\!\cdots\!25}a^{2}-\frac{89\!\cdots\!71}{46\!\cdots\!25}a+\frac{55\!\cdots\!94}{11\!\cdots\!25}$, $\frac{11\!\cdots\!76}{68\!\cdots\!25}a^{16}+\frac{25\!\cdots\!31}{68\!\cdots\!25}a^{15}-\frac{13\!\cdots\!97}{22\!\cdots\!75}a^{14}-\frac{12\!\cdots\!29}{25\!\cdots\!75}a^{13}+\frac{16\!\cdots\!71}{27\!\cdots\!25}a^{12}+\frac{53\!\cdots\!16}{91\!\cdots\!75}a^{11}-\frac{10\!\cdots\!34}{45\!\cdots\!75}a^{10}-\frac{45\!\cdots\!58}{16\!\cdots\!25}a^{9}+\frac{15\!\cdots\!98}{45\!\cdots\!75}a^{8}+\frac{44\!\cdots\!07}{84\!\cdots\!25}a^{7}-\frac{21\!\cdots\!63}{16\!\cdots\!75}a^{6}-\frac{86\!\cdots\!33}{22\!\cdots\!75}a^{5}-\frac{10\!\cdots\!13}{18\!\cdots\!25}a^{4}+\frac{53\!\cdots\!93}{68\!\cdots\!25}a^{3}+\frac{46\!\cdots\!11}{22\!\cdots\!75}a^{2}-\frac{54\!\cdots\!82}{16\!\cdots\!25}a-\frac{24\!\cdots\!51}{25\!\cdots\!75}$, $\frac{92\!\cdots\!09}{34\!\cdots\!25}a^{16}+\frac{17\!\cdots\!99}{34\!\cdots\!25}a^{15}-\frac{10\!\cdots\!18}{11\!\cdots\!75}a^{14}-\frac{28\!\cdots\!28}{38\!\cdots\!25}a^{13}+\frac{65\!\cdots\!82}{68\!\cdots\!25}a^{12}+\frac{20\!\cdots\!34}{22\!\cdots\!75}a^{11}-\frac{85\!\cdots\!07}{22\!\cdots\!75}a^{10}-\frac{35\!\cdots\!37}{83\!\cdots\!25}a^{9}+\frac{13\!\cdots\!62}{22\!\cdots\!75}a^{8}+\frac{31\!\cdots\!67}{38\!\cdots\!25}a^{7}-\frac{20\!\cdots\!22}{84\!\cdots\!75}a^{6}-\frac{67\!\cdots\!07}{11\!\cdots\!75}a^{5}-\frac{61\!\cdots\!22}{92\!\cdots\!25}a^{4}+\frac{42\!\cdots\!82}{34\!\cdots\!25}a^{3}+\frac{31\!\cdots\!84}{11\!\cdots\!75}a^{2}-\frac{26\!\cdots\!21}{50\!\cdots\!75}a-\frac{16\!\cdots\!64}{12\!\cdots\!75}$, $\frac{12\!\cdots\!56}{31\!\cdots\!75}a^{16}-\frac{33\!\cdots\!84}{31\!\cdots\!75}a^{15}-\frac{14\!\cdots\!12}{10\!\cdots\!25}a^{14}-\frac{48\!\cdots\!31}{10\!\cdots\!25}a^{13}+\frac{90\!\cdots\!53}{62\!\cdots\!75}a^{12}+\frac{14\!\cdots\!11}{20\!\cdots\!25}a^{11}-\frac{41\!\cdots\!86}{69\!\cdots\!75}a^{10}-\frac{28\!\cdots\!08}{75\!\cdots\!75}a^{9}+\frac{22\!\cdots\!83}{20\!\cdots\!25}a^{8}+\frac{82\!\cdots\!34}{10\!\cdots\!25}a^{7}-\frac{70\!\cdots\!03}{84\!\cdots\!75}a^{6}-\frac{64\!\cdots\!63}{10\!\cdots\!25}a^{5}+\frac{21\!\cdots\!77}{84\!\cdots\!75}a^{4}+\frac{49\!\cdots\!13}{31\!\cdots\!75}a^{3}-\frac{40\!\cdots\!69}{10\!\cdots\!25}a^{2}-\frac{44\!\cdots\!53}{46\!\cdots\!25}a+\frac{24\!\cdots\!99}{11\!\cdots\!25}$ (assuming GRH) | sage: UK.fundamental_units()
gp: K.fu
magma: [K|fUK(g): g in Generators(UK)];
oscar: [K(fUK(a)) for a in gens(UK)]
| |
Regulator: | \( 10720674608800000000000000 \) (assuming GRH) | sage: K.regulator()
gp: K.reg
magma: Regulator(K);
oscar: regulator(K)
|
Class number formula
\[ \begin{aligned}\lim_{s\to 1} (s-1)\zeta_K(s) =\mathstrut & \frac{2^{r_1}\cdot (2\pi)^{r_2}\cdot R\cdot h}{w\cdot\sqrt{|D|}}\cr \approx\mathstrut &\frac{2^{17}\cdot(2\pi)^{0}\cdot 10720674608800000000000000 \cdot 17}{2\cdot\sqrt{54471546860208560987402602575661525149433755592659973376605441}}\cr\approx \mathstrut & 1.61832637592874 \end{aligned}\] (assuming GRH)
Galois group
A solvable group of order 34 |
The 10 conjugacy class representatives for $D_{17}$ |
Character table for $D_{17}$ |
Intermediate fields
The extension is primitive: there are no intermediate fields between this field and $\Q$. |
Sibling fields
Galois closure: | data not computed |
Minimal sibling: | This field is its own minimal sibling |
Frobenius cycle types
$p$ | $2$ | $3$ | $5$ | $7$ | $11$ | $13$ | $17$ | $19$ | $23$ | $29$ | $31$ | $37$ | $41$ | $43$ | $47$ | $53$ | $59$ |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cycle type | $17$ | ${\href{/padicField/3.2.0.1}{2} }^{8}{,}\,{\href{/padicField/3.1.0.1}{1} }$ | ${\href{/padicField/5.2.0.1}{2} }^{8}{,}\,{\href{/padicField/5.1.0.1}{1} }$ | ${\href{/padicField/7.2.0.1}{2} }^{8}{,}\,{\href{/padicField/7.1.0.1}{1} }$ | ${\href{/padicField/11.2.0.1}{2} }^{8}{,}\,{\href{/padicField/11.1.0.1}{1} }$ | $17$ | R | $17$ | ${\href{/padicField/23.2.0.1}{2} }^{8}{,}\,{\href{/padicField/23.1.0.1}{1} }$ | ${\href{/padicField/29.2.0.1}{2} }^{8}{,}\,{\href{/padicField/29.1.0.1}{1} }$ | ${\href{/padicField/31.2.0.1}{2} }^{8}{,}\,{\href{/padicField/31.1.0.1}{1} }$ | ${\href{/padicField/37.2.0.1}{2} }^{8}{,}\,{\href{/padicField/37.1.0.1}{1} }$ | ${\href{/padicField/41.2.0.1}{2} }^{8}{,}\,{\href{/padicField/41.1.0.1}{1} }$ | $17$ | $17$ | $17$ | $17$ |
In the table, R denotes a ramified prime. Cycle lengths which are repeated in a cycle type are indicated by exponents.
Local algebras for ramified primes
$p$ | Label | Polynomial | $e$ | $f$ | $c$ | Galois group | Slope content |
---|---|---|---|---|---|---|---|
\(17\) | 17.17.24.2 | $x^{17} + 255 x^{8} + 17$ | $17$ | $1$ | $24$ | $D_{17}$ | $[3/2]_{2}$ |
\(103\) | 103.17.16.10 | $x^{17} + 309$ | $17$ | $1$ | $16$ | $C_{17}$ | $[\ ]_{17}$ |