Properties

Label 2.3639.10t3.a.a
Dimension $2$
Group $D_{10}$
Conductor $3639$
Root number $1$
Indicator $1$

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Basic invariants

Dimension: $2$
Group: $D_{10}$
Conductor: \(3639\)\(\medspace = 3 \cdot 1213 \)
Frobenius-Schur indicator: $1$
Root number: $1$
Artin stem field: Galois closure of 10.0.526077196401123.1
Galois orbit size: $2$
Smallest permutation container: $D_{10}$
Parity: odd
Determinant: 1.3639.2t1.a.a
Projective image: $D_5$
Projective stem field: Galois closure of 5.1.13242321.1

Defining polynomial

$f(x)$$=$ \( x^{10} - x^{9} - 25x^{7} - 8x^{6} + 63x^{5} + 132x^{4} + 234x^{3} + 333x^{2} + 189x + 81 \) Copy content Toggle raw display .

The roots of $f$ are computed in an extension of $\Q_{ 13 }$ to precision 10.

Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 13 }$: \( x^{5} + 4x + 11 \) Copy content Toggle raw display

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

Generators of the action on the roots $r_1, \ldots, r_{ 10 }$

Cycle notation
$(1,9)(2,10)(4,5)(6,7)$
$(1,7)(2,5)(3,8)(4,10)(6,9)$
$(2,6)(3,4)(5,9)(8,10)$

Character values on conjugacy classes

SizeOrderAction on $r_1, \ldots, r_{ 10 }$ Character value
$1$$1$$()$$2$
$1$$2$$(1,7)(2,5)(3,8)(4,10)(6,9)$$-2$
$5$$2$$(1,9)(2,10)(4,5)(6,7)$$0$
$5$$2$$(1,6)(2,4)(3,8)(5,10)(7,9)$$0$
$2$$5$$(1,5,3,4,9)(2,8,10,6,7)$$-\zeta_{5}^{3} - \zeta_{5}^{2} - 1$
$2$$5$$(1,3,9,5,4)(2,10,7,8,6)$$\zeta_{5}^{3} + \zeta_{5}^{2}$
$2$$10$$(1,2,3,10,9,7,5,8,4,6)$$\zeta_{5}^{3} + \zeta_{5}^{2} + 1$
$2$$10$$(1,10,5,6,3,7,4,2,9,8)$$-\zeta_{5}^{3} - \zeta_{5}^{2}$

The blue line marks the conjugacy class containing complex conjugation.