Properties

Label 525.2.g.a
Level $525$
Weight $2$
Character orbit 525.g
Analytic conductor $4.192$
Analytic rank $0$
Dimension $4$
CM discriminant -3
Inner twists $8$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [525,2,Mod(524,525)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(525, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("525.524");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 525 = 3 \cdot 5^{2} \cdot 7 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 525.g (of order \(2\), degree \(1\), not minimal)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(4.19214610612\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\Q(\zeta_{12})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 5^{2} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{U}(1)[D_{2}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{3} - 2 q^{4} + ( - \beta_{2} + \beta_1) q^{7} + 3 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_1 q^{3} - 2 q^{4} + ( - \beta_{2} + \beta_1) q^{7} + 3 q^{9} + 2 \beta_1 q^{12} - 3 \beta_1 q^{13} + 4 q^{16} + (2 \beta_{3} + 1) q^{19} + (\beta_{3} - 1) q^{21} - 3 \beta_1 q^{27} + (2 \beta_{2} - 2 \beta_1) q^{28} + (2 \beta_{3} + 1) q^{31} - 6 q^{36} + (4 \beta_{2} - 2 \beta_1) q^{37} + 9 q^{39} + (2 \beta_{2} - \beta_1) q^{43} - 4 \beta_1 q^{48} + ( - \beta_{3} - 6) q^{49} + 6 \beta_1 q^{52} + ( - 6 \beta_{2} + 3 \beta_1) q^{57} + ( - 2 \beta_{3} - 1) q^{61} + ( - 3 \beta_{2} + 3 \beta_1) q^{63} - 8 q^{64} + (2 \beta_{2} - \beta_1) q^{67} + 8 \beta_1 q^{73} + ( - 4 \beta_{3} - 2) q^{76} + 4 q^{79} + 9 q^{81} + ( - 2 \beta_{3} + 2) q^{84} + (3 \beta_{3} - 3) q^{91} + ( - 6 \beta_{2} + 3 \beta_1) q^{93} - 11 \beta_1 q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q - 8 q^{4} + 12 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 4 q - 8 q^{4} + 12 q^{9} + 16 q^{16} - 6 q^{21} - 24 q^{36} + 36 q^{39} - 22 q^{49} - 32 q^{64} + 16 q^{79} + 36 q^{81} + 12 q^{84} - 18 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring

\(\beta_{1}\)\(=\) \( -\zeta_{12}^{3} + 2\zeta_{12} \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( 2\zeta_{12}^{3} + \zeta_{12} \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( 5\zeta_{12}^{2} - 3 \) Copy content Toggle raw display
\(\zeta_{12}\)\(=\) \( ( \beta_{2} + 2\beta_1 ) / 5 \) Copy content Toggle raw display
\(\zeta_{12}^{2}\)\(=\) \( ( \beta_{3} + 3 ) / 5 \) Copy content Toggle raw display
\(\zeta_{12}^{3}\)\(=\) \( ( 2\beta_{2} - \beta_1 ) / 5 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/525\mathbb{Z}\right)^\times\).

\(n\) \(127\) \(176\) \(451\)
\(\chi(n)\) \(-1\) \(-1\) \(-1\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
524.1
0.866025 + 0.500000i
0.866025 0.500000i
−0.866025 + 0.500000i
−0.866025 0.500000i
0 −1.73205 −2.00000 0 0 0.866025 2.50000i 0 3.00000 0
524.2 0 −1.73205 −2.00000 0 0 0.866025 + 2.50000i 0 3.00000 0
524.3 0 1.73205 −2.00000 0 0 −0.866025 2.50000i 0 3.00000 0
524.4 0 1.73205 −2.00000 0 0 −0.866025 + 2.50000i 0 3.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 CM by \(\Q(\sqrt{-3}) \)
5.b even 2 1 inner
7.b odd 2 1 inner
15.d odd 2 1 inner
21.c even 2 1 inner
35.c odd 2 1 inner
105.g even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 525.2.g.a 4
3.b odd 2 1 CM 525.2.g.a 4
5.b even 2 1 inner 525.2.g.a 4
5.c odd 4 1 525.2.b.c 2
5.c odd 4 1 525.2.b.d yes 2
7.b odd 2 1 inner 525.2.g.a 4
15.d odd 2 1 inner 525.2.g.a 4
15.e even 4 1 525.2.b.c 2
15.e even 4 1 525.2.b.d yes 2
21.c even 2 1 inner 525.2.g.a 4
35.c odd 2 1 inner 525.2.g.a 4
35.f even 4 1 525.2.b.c 2
35.f even 4 1 525.2.b.d yes 2
105.g even 2 1 inner 525.2.g.a 4
105.k odd 4 1 525.2.b.c 2
105.k odd 4 1 525.2.b.d yes 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
525.2.b.c 2 5.c odd 4 1
525.2.b.c 2 15.e even 4 1
525.2.b.c 2 35.f even 4 1
525.2.b.c 2 105.k odd 4 1
525.2.b.d yes 2 5.c odd 4 1
525.2.b.d yes 2 15.e even 4 1
525.2.b.d yes 2 35.f even 4 1
525.2.b.d yes 2 105.k odd 4 1
525.2.g.a 4 1.a even 1 1 trivial
525.2.g.a 4 3.b odd 2 1 CM
525.2.g.a 4 5.b even 2 1 inner
525.2.g.a 4 7.b odd 2 1 inner
525.2.g.a 4 15.d odd 2 1 inner
525.2.g.a 4 21.c even 2 1 inner
525.2.g.a 4 35.c odd 2 1 inner
525.2.g.a 4 105.g even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(525, [\chi])\):

\( T_{2} \) Copy content Toggle raw display
\( T_{41} \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( (T^{2} - 3)^{2} \) Copy content Toggle raw display
$5$ \( T^{4} \) Copy content Toggle raw display
$7$ \( T^{4} + 11T^{2} + 49 \) Copy content Toggle raw display
$11$ \( T^{4} \) Copy content Toggle raw display
$13$ \( (T^{2} - 27)^{2} \) Copy content Toggle raw display
$17$ \( T^{4} \) Copy content Toggle raw display
$19$ \( (T^{2} + 75)^{2} \) Copy content Toggle raw display
$23$ \( T^{4} \) Copy content Toggle raw display
$29$ \( T^{4} \) Copy content Toggle raw display
$31$ \( (T^{2} + 75)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} + 100)^{2} \) Copy content Toggle raw display
$41$ \( T^{4} \) Copy content Toggle raw display
$43$ \( (T^{2} + 25)^{2} \) Copy content Toggle raw display
$47$ \( T^{4} \) Copy content Toggle raw display
$53$ \( T^{4} \) Copy content Toggle raw display
$59$ \( T^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} + 75)^{2} \) Copy content Toggle raw display
$67$ \( (T^{2} + 25)^{2} \) Copy content Toggle raw display
$71$ \( T^{4} \) Copy content Toggle raw display
$73$ \( (T^{2} - 192)^{2} \) Copy content Toggle raw display
$79$ \( (T - 4)^{4} \) Copy content Toggle raw display
$83$ \( T^{4} \) Copy content Toggle raw display
$89$ \( T^{4} \) Copy content Toggle raw display
$97$ \( (T^{2} - 363)^{2} \) Copy content Toggle raw display
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