Properties

Label 2.112896.8t5.c
Dimension $2$
Group $Q_8$
Conductor $112896$
Indicator $-1$

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Basic invariants

Dimension:$2$
Group:$Q_8$
Conductor:\(112896\)\(\medspace = 2^{8} \cdot 3^{2} \cdot 7^{2} \)
Frobenius-Schur indicator: $-1$
Root number: $-1$
Artin number field: Galois closure of 8.0.1438916737499136.1
Galois orbit size: $1$
Smallest permutation container: $Q_8$
Parity: even
Projective image: $C_2^2$
Projective field: Galois closure of \(\Q(\sqrt{3}, \sqrt{14})\)

Galois action

Roots of defining polynomial

The roots of $f$ are computed in $\Q_{ 61 }$ to precision 10.
Roots:
$r_{ 1 }$ $=$ \( 5 + 61 + 25\cdot 61^{2} + 16\cdot 61^{3} + 19\cdot 61^{4} + 55\cdot 61^{5} + 57\cdot 61^{6} + 61^{7} + 8\cdot 61^{8} + 38\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 2 }$ $=$ \( 7 + 23\cdot 61 + 3\cdot 61^{2} + 43\cdot 61^{3} + 2\cdot 61^{4} + 37\cdot 61^{5} + 23\cdot 61^{6} + 14\cdot 61^{7} + 39\cdot 61^{8} + 8\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 3 }$ $=$ \( 17 + 11\cdot 61 + 50\cdot 61^{2} + 11\cdot 61^{3} + 49\cdot 61^{4} + 27\cdot 61^{5} + 61^{6} + 29\cdot 61^{7} + 23\cdot 61^{8} + 48\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 4 }$ $=$ \( 23 + 40\cdot 61 + 61^{2} + 9\cdot 61^{3} + 48\cdot 61^{4} + 3\cdot 61^{5} + 35\cdot 61^{6} + 30\cdot 61^{7} + 41\cdot 61^{8} + 3\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 5 }$ $=$ \( 38 + 20\cdot 61 + 59\cdot 61^{2} + 51\cdot 61^{3} + 12\cdot 61^{4} + 57\cdot 61^{5} + 25\cdot 61^{6} + 30\cdot 61^{7} + 19\cdot 61^{8} + 57\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 6 }$ $=$ \( 44 + 49\cdot 61 + 10\cdot 61^{2} + 49\cdot 61^{3} + 11\cdot 61^{4} + 33\cdot 61^{5} + 59\cdot 61^{6} + 31\cdot 61^{7} + 37\cdot 61^{8} + 12\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 7 }$ $=$ \( 54 + 37\cdot 61 + 57\cdot 61^{2} + 17\cdot 61^{3} + 58\cdot 61^{4} + 23\cdot 61^{5} + 37\cdot 61^{6} + 46\cdot 61^{7} + 21\cdot 61^{8} + 52\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display
$r_{ 8 }$ $=$ \( 56 + 59\cdot 61 + 35\cdot 61^{2} + 44\cdot 61^{3} + 41\cdot 61^{4} + 5\cdot 61^{5} + 3\cdot 61^{6} + 59\cdot 61^{7} + 52\cdot 61^{8} + 22\cdot 61^{9} +O(61^{10})\) Copy content Toggle raw display

Generators of the action on the roots $r_1, \ldots, r_{ 8 }$

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

Character values on conjugacy classes

SizeOrderAction on $r_1, \ldots, r_{ 8 }$ Character values
$c1$
$1$ $1$ $()$ $2$
$1$ $2$ $(1,8)(2,7)(3,6)(4,5)$ $-2$
$2$ $4$ $(1,3,8,6)(2,5,7,4)$ $0$
$2$ $4$ $(1,4,8,5)(2,3,7,6)$ $0$
$2$ $4$ $(1,7,8,2)(3,5,6,4)$ $0$
The blue line marks the conjugacy class containing complex conjugation.