Properties

Label 3.2e2_3e3_17.9t12.2c1
Dimension 3
Group $(C_3^2:C_3):C_2$
Conductor $ 2^{2} \cdot 3^{3} \cdot 17 $
Root number not computed
Frobenius-Schur indicator 0

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Basic invariants

Dimension:$3$
Group:$(C_3^2:C_3):C_2$
Conductor:$1836= 2^{2} \cdot 3^{3} \cdot 17 $
Artin number field: Splitting field of $f= x^{9} - 3 x^{8} + 3 x^{7} - 4 x^{6} + 3 x^{4} - 7 x^{3} + 3 x^{2} - 1 $ over $\Q$
Size of Galois orbit: 2
Smallest containing permutation representation: $(C_3^2:C_3):C_2$
Parity: Odd
Determinant: 1.3_17.2t1.1c1

Galois action

Roots of defining polynomial

The roots of $f$ are computed in an extension of $\Q_{ 103 }$ to precision 10.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 103 }$: $ x^{3} + 2 x + 98 $
Roots:
$r_{ 1 }$ $=$ $ 15 + 3\cdot 103 + 17\cdot 103^{2} + 3\cdot 103^{3} + 5\cdot 103^{4} + 45\cdot 103^{5} + 51\cdot 103^{6} + 81\cdot 103^{7} + 97\cdot 103^{8} + 34\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 2 }$ $=$ $ 25 + 54\cdot 103 + 15\cdot 103^{2} + 40\cdot 103^{3} + 82\cdot 103^{4} + 37\cdot 103^{5} + 49\cdot 103^{6} + 40\cdot 103^{7} + 7\cdot 103^{8} + 53\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 3 }$ $=$ $ 64 + 45\cdot 103 + 70\cdot 103^{2} + 59\cdot 103^{3} + 15\cdot 103^{4} + 20\cdot 103^{5} + 2\cdot 103^{6} + 84\cdot 103^{7} + 100\cdot 103^{8} + 14\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 4 }$ $=$ $ 19 a^{2} + 70 a + 60 + \left(55 a^{2} + 19 a + 73\right)\cdot 103 + \left(98 a^{2} + 8 a + 62\right)\cdot 103^{2} + \left(24 a^{2} + 50 a + 67\right)\cdot 103^{3} + \left(38 a^{2} + 57 a + 16\right)\cdot 103^{4} + \left(73 a^{2} + 68 a + 29\right)\cdot 103^{5} + \left(101 a^{2} + 4 a + 101\right)\cdot 103^{6} + \left(15 a^{2} + 55 a + 89\right)\cdot 103^{7} + \left(93 a^{2} + 26 a + 89\right)\cdot 103^{8} + \left(76 a^{2} + 69 a + 33\right)\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 5 }$ $=$ $ 26 a^{2} + 95 a + 35 + \left(101 a^{2} + 79 a + 66\right)\cdot 103 + \left(95 a^{2} + 57 a + 93\right)\cdot 103^{2} + \left(88 a^{2} + 73 a + 49\right)\cdot 103^{3} + \left(3 a^{2} + 77 a + 39\right)\cdot 103^{4} + \left(61 a^{2} + 102 a + 81\right)\cdot 103^{5} + \left(38 a^{2} + 102 a + 85\right)\cdot 103^{6} + \left(12 a^{2} + 3 a + 50\right)\cdot 103^{7} + \left(32 a^{2} + 24 a + 8\right)\cdot 103^{8} + \left(93 a^{2} + 76 a + 90\right)\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 6 }$ $=$ $ 52 a^{2} + 29 a + 1 + \left(25 a^{2} + 46 a + 34\right)\cdot 103 + \left(25 a^{2} + 18 a + 102\right)\cdot 103^{2} + \left(57 a^{2} + 93 a + 41\right)\cdot 103^{3} + \left(18 a^{2} + 100 a + 93\right)\cdot 103^{4} + \left(58 a^{2} + 100 a + 8\right)\cdot 103^{5} + \left(82 a^{2} + 3 a + 7\right)\cdot 103^{6} + \left(6 a^{2} + 72 a + 9\right)\cdot 103^{7} + \left(40 a^{2} + 86 a + 19\right)\cdot 103^{8} + \left(49 a^{2} + 95 a + 100\right)\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 7 }$ $=$ $ 58 a^{2} + 41 a + 9 + \left(49 a^{2} + 3 a + 66\right)\cdot 103 + \left(11 a^{2} + 37 a + 49\right)\cdot 103^{2} + \left(92 a^{2} + 82 a + 88\right)\cdot 103^{3} + \left(60 a^{2} + 70 a + 46\right)\cdot 103^{4} + \left(71 a^{2} + 34 a + 95\right)\cdot 103^{5} + \left(65 a^{2} + 98 a + 18\right)\cdot 103^{6} + \left(74 a^{2} + 43 a + 65\right)\cdot 103^{7} + \left(80 a^{2} + 52 a + 4\right)\cdot 103^{8} + \left(35 a^{2} + 60 a + 82\right)\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 8 }$ $=$ $ 74 a^{2} + 5 a + 99 + \left(86 a^{2} + 71 a + 46\right)\cdot 103 + \left(18 a^{2} + 80 a + 59\right)\cdot 103^{2} + \left(100 a^{2} + 88 a + 30\right)\cdot 103^{3} + \left(68 a^{2} + 96 a + 23\right)\cdot 103^{4} + \left(87 a^{2} + 30 a + 48\right)\cdot 103^{5} + \left(87 a^{2} + 29 a + 48\right)\cdot 103^{6} + \left(45 a^{2} + 91 a + 95\right)\cdot 103^{7} + \left(40 a^{2} + 45 a + 53\right)\cdot 103^{8} + \left(70 a^{2} + 48 a + 59\right)\cdot 103^{9} +O\left(103^{ 10 }\right)$
$r_{ 9 }$ $=$ $ 80 a^{2} + 69 a + 4 + \left(93 a^{2} + 88 a + 22\right)\cdot 103 + \left(58 a^{2} + 3 a + 44\right)\cdot 103^{2} + \left(48 a^{2} + 24 a + 30\right)\cdot 103^{3} + \left(15 a^{2} + 8 a + 89\right)\cdot 103^{4} + \left(60 a^{2} + 74 a + 45\right)\cdot 103^{5} + \left(35 a^{2} + 69 a + 47\right)\cdot 103^{6} + \left(50 a^{2} + 42 a + 101\right)\cdot 103^{7} + \left(22 a^{2} + 73 a + 29\right)\cdot 103^{8} + \left(86 a^{2} + 61 a + 46\right)\cdot 103^{9} +O\left(103^{ 10 }\right)$

Generators of the action on the roots $r_1, \ldots, r_{ 9 }$

Cycle notation
$(4,7,5)(6,9,8)$
$(1,3,2)(4,5,7)(6,9,8)$
$(4,6)(5,9)(7,8)$
$(1,6,4)(2,8,7)(3,9,5)$

Character values on conjugacy classes

SizeOrderAction on $r_1, \ldots, r_{ 9 }$ Character value
$1$$1$$()$$3$
$9$$2$$(4,6)(5,9)(7,8)$$1$
$1$$3$$(1,3,2)(4,5,7)(6,9,8)$$3 \zeta_{3}$
$1$$3$$(1,2,3)(4,7,5)(6,8,9)$$-3 \zeta_{3} - 3$
$6$$3$$(1,6,4)(2,8,7)(3,9,5)$$0$
$6$$3$$(1,9,4)(2,6,7)(3,8,5)$$0$
$6$$3$$(1,8,4)(2,9,7)(3,6,5)$$0$
$6$$3$$(4,7,5)(6,9,8)$$0$
$9$$6$$(1,3,2)(4,9,7,6,5,8)$$\zeta_{3}$
$9$$6$$(1,2,3)(4,8,5,6,7,9)$$-\zeta_{3} - 1$
The blue line marks the conjugacy class containing complex conjugation.