Properties

Label 1.25.10t1.a.b
Dimension $1$
Group $C_{10}$
Conductor $25$
Root number not computed
Indicator $0$

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Basic invariants

Dimension: $1$
Group: $C_{10}$
Conductor: \(25\)\(\medspace = 5^{2} \)
Artin field: Galois closure of \(\Q(\zeta_{25})^+\)
Galois orbit size: $4$
Smallest permutation container: $C_{10}$
Parity: even
Dirichlet character: \(\chi_{25}(9,\cdot)\)
Projective image: $C_1$
Projective field: Galois closure of \(\Q\)

Defining polynomial

$f(x)$$=$ \( x^{10} - 10x^{8} + 35x^{6} - x^{5} - 50x^{4} + 5x^{3} + 25x^{2} - 5x - 1 \) Copy content Toggle raw display .

The roots of $f$ are computed in an extension of $\Q_{ 11 }$ to precision 7.

Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 11 }$: \( x^{5} + 10x^{2} + 9 \) Copy content Toggle raw display

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

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

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

Character values on conjugacy classes

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

The blue line marks the conjugacy class containing complex conjugation.