Properties

Label 100.12.a.d
Level $100$
Weight $12$
Character orbit 100.a
Self dual yes
Analytic conductor $76.834$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [100,12,Mod(1,100)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(100, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 12, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("100.1");
 
S:= CuspForms(chi, 12);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 100 = 2^{2} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 12 \)
Character orbit: \([\chi]\) \(=\) 100.a (trivial)

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: yes
Analytic conductor: \(76.8343180560\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\mathbb{Q}[x]/(x^{4} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - 132543x^{2} - 1742450x + 702883056 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{9}\cdot 3^{2}\cdot 5^{2} \)
Twist minimal: yes
Fricke sign: \(1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-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.

\(f(q)\) \(=\) \( q + ( - \beta_1 - 5) q^{3} + ( - \beta_{2} - 12 \beta_1 - 2860) q^{7} + (\beta_{3} - 2 \beta_{2} + \cdots + 87964) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + ( - \beta_1 - 5) q^{3} + ( - \beta_{2} - 12 \beta_1 - 2860) q^{7} + (\beta_{3} - 2 \beta_{2} + \cdots + 87964) q^{9}+ \cdots + ( - 236958 \beta_{3} + \cdots - 94842100320) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q - 20 q^{3} - 11440 q^{7} + 351856 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 4 q - 20 q^{3} - 11440 q^{7} + 351856 q^{9} - 875820 q^{11} + 1513880 q^{13} + 3138060 q^{17} - 7202644 q^{19} + 12806624 q^{21} - 33351720 q^{23} - 50638580 q^{27} + 32996856 q^{29} - 72522616 q^{31} + 337576980 q^{33} + 560863040 q^{37} - 252158584 q^{39} + 550137204 q^{41} - 1138695160 q^{43} - 831048600 q^{47} - 1796067468 q^{49} + 728610468 q^{51} + 3870049560 q^{53} + 13373705660 q^{57} - 2289423768 q^{59} + 10056795248 q^{61} + 10566191600 q^{63} + 22570191740 q^{67} - 28580953512 q^{69} + 27084161592 q^{71} - 5474005420 q^{73} + 71013892080 q^{77} - 74053361152 q^{79} + 80136432316 q^{81} + 94129481100 q^{83} + 296922273000 q^{87} - 105091864236 q^{89} + 184142409136 q^{91} + 183621963080 q^{93} + 327217174520 q^{97} - 379368401280 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} - 132543x^{2} - 1742450x + 702883056 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( 2\nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 8\nu^{3} - 380\nu^{2} - 967936\nu + 14728470 ) / 1377 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 16\nu^{3} + 4748\nu^{2} - 2043278\nu - 335566482 ) / 1377 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_1 ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{3} - 2\beta_{2} + 39\beta _1 + 265086 ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 95\beta_{3} + 1187\beta_{2} + 487673\beta _1 + 10454700 ) / 8 \) Copy content Toggle raw display

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
363.338
67.6155
−81.9863
−348.967
0 −731.676 0 0 0 −9112.28 0 358202. 0
1.2 0 −140.231 0 0 0 31815.9 0 −157482. 0
1.3 0 158.973 0 0 0 −64162.5 0 −151875. 0
1.4 0 692.934 0 0 0 30018.8 0 303011. 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(5\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 100.12.a.d 4
5.b even 2 1 100.12.a.e yes 4
5.c odd 4 2 100.12.c.d 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
100.12.a.d 4 1.a even 1 1 trivial
100.12.a.e yes 4 5.b even 2 1
100.12.c.d 8 5.c odd 4 2

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{4} + 20T_{3}^{3} - 530022T_{3}^{2} + 8638380T_{3} + 11302573221 \) acting on \(S_{12}^{\mathrm{new}}(\Gamma_0(100))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( T^{4} + \cdots + 11302573221 \) Copy content Toggle raw display
$5$ \( T^{4} \) Copy content Toggle raw display
$7$ \( T^{4} + \cdots + 55\!\cdots\!76 \) Copy content Toggle raw display
$11$ \( T^{4} + \cdots - 59\!\cdots\!75 \) Copy content Toggle raw display
$13$ \( T^{4} + \cdots + 41\!\cdots\!36 \) Copy content Toggle raw display
$17$ \( T^{4} + \cdots + 17\!\cdots\!01 \) Copy content Toggle raw display
$19$ \( T^{4} + \cdots + 11\!\cdots\!41 \) Copy content Toggle raw display
$23$ \( T^{4} + \cdots + 17\!\cdots\!36 \) Copy content Toggle raw display
$29$ \( T^{4} + \cdots + 46\!\cdots\!16 \) Copy content Toggle raw display
$31$ \( T^{4} + \cdots - 11\!\cdots\!44 \) Copy content Toggle raw display
$37$ \( T^{4} + \cdots + 15\!\cdots\!56 \) Copy content Toggle raw display
$41$ \( T^{4} + \cdots + 10\!\cdots\!01 \) Copy content Toggle raw display
$43$ \( T^{4} + \cdots - 15\!\cdots\!00 \) Copy content Toggle raw display
$47$ \( T^{4} + \cdots + 50\!\cdots\!96 \) Copy content Toggle raw display
$53$ \( T^{4} + \cdots + 27\!\cdots\!16 \) Copy content Toggle raw display
$59$ \( T^{4} + \cdots - 16\!\cdots\!04 \) Copy content Toggle raw display
$61$ \( T^{4} + \cdots + 72\!\cdots\!36 \) Copy content Toggle raw display
$67$ \( T^{4} + \cdots - 53\!\cdots\!19 \) Copy content Toggle raw display
$71$ \( T^{4} + \cdots - 61\!\cdots\!84 \) Copy content Toggle raw display
$73$ \( T^{4} + \cdots + 82\!\cdots\!61 \) Copy content Toggle raw display
$79$ \( T^{4} + \cdots + 65\!\cdots\!36 \) Copy content Toggle raw display
$83$ \( T^{4} + \cdots - 64\!\cdots\!79 \) Copy content Toggle raw display
$89$ \( T^{4} + \cdots - 67\!\cdots\!39 \) Copy content Toggle raw display
$97$ \( T^{4} + \cdots - 36\!\cdots\!64 \) Copy content Toggle raw display
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