Properties

Label 2.76.3t2.b.a
Dimension $2$
Group $S_3$
Conductor $76$
Root number $1$
Indicator $1$

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Basic invariants

Dimension: $2$
Group: $S_3$
Conductor: \(76\)\(\medspace = 2^{2} \cdot 19 \)
Frobenius-Schur indicator: $1$
Root number: $1$
Artin field: Galois closure of 6.0.109744.2
Galois orbit size: $1$
Smallest permutation container: $S_3$
Parity: odd
Determinant: 1.19.2t1.a.a
Projective image: $S_3$
Projective field: Galois closure of 6.0.109744.2

Defining polynomial

$f(x)$$=$ \( x^{6} - 3x^{5} + 4x^{4} - 3x^{3} + 4x^{2} - 3x + 1 \) Copy content Toggle raw display .

The roots of $f$ are computed in an extension of $\Q_{ 13 }$ to precision 5.

Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 13 }$: \( x^{2} + 12x + 2 \) Copy content Toggle raw display

Roots:
$r_{ 1 }$ $=$ \( 10 a + 2 + \left(5 a + 2\right)\cdot 13 + \left(a + 2\right)\cdot 13^{2} + \left(6 a + 4\right)\cdot 13^{3} + \left(12 a + 3\right)\cdot 13^{4} +O(13^{5})\) Copy content Toggle raw display
$r_{ 2 }$ $=$ \( a + 9 + \left(2 a + 9\right)\cdot 13 + \left(10 a + 8\right)\cdot 13^{2} + \left(12 a + 5\right)\cdot 13^{3} + \left(6 a + 11\right)\cdot 13^{4} +O(13^{5})\) Copy content Toggle raw display
$r_{ 3 }$ $=$ \( 3 a + 12 + \left(7 a + 10\right)\cdot 13 + \left(11 a + 10\right)\cdot 13^{2} + \left(6 a + 8\right)\cdot 13^{3} + 9\cdot 13^{4} +O(13^{5})\) Copy content Toggle raw display
$r_{ 4 }$ $=$ \( 12 a + 5 + \left(10 a + 3\right)\cdot 13 + \left(2 a + 4\right)\cdot 13^{2} + 7\cdot 13^{3} + \left(6 a + 1\right)\cdot 13^{4} +O(13^{5})\) Copy content Toggle raw display
$r_{ 5 }$ $=$ \( 12 a + 10 + \left(10 a + 10\right)\cdot 13 + \left(2 a + 3\right)\cdot 13^{2} + 8\cdot 13^{3} + \left(6 a + 5\right)\cdot 13^{4} +O(13^{5})\) Copy content Toggle raw display
$r_{ 6 }$ $=$ \( a + 4 + \left(2 a + 2\right)\cdot 13 + \left(10 a + 9\right)\cdot 13^{2} + \left(12 a + 4\right)\cdot 13^{3} + \left(6 a + 7\right)\cdot 13^{4} +O(13^{5})\) Copy content Toggle raw display

Generators of the action on the roots $r_1, \ldots, r_{ 6 }$

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

Character values on conjugacy classes

SizeOrderAction on $r_1, \ldots, r_{ 6 }$ Character value
$1$$1$$()$$2$
$3$$2$$(1,2)(3,4)(5,6)$$0$
$2$$3$$(1,5,4)(2,3,6)$$-1$

The blue line marks the conjugacy class containing complex conjugation.