Properties

Label 9.100.a.d
Level $9$
Weight $100$
Character orbit 9.a
Self dual yes
Analytic conductor $558.609$
Analytic rank $1$
Dimension $8$
CM no
Inner twists $1$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [9,100,Mod(1,9)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("9.1"); S:= CuspForms(chi, 100); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(9, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0])) N = Newforms(chi, 100, names="a")
 
Level: \( N \) \(=\) \( 9 = 3^{2} \)
Weight: \( k \) \(=\) \( 100 \)
Character orbit: \([\chi]\) \(=\) 9.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [8,208040616902520] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(2)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(558.609014683\)
Analytic rank: \(1\)
Dimension: \(8\)
Coefficient field: \(\mathbb{Q}[x]/(x^{8} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} - x^{7} + \cdots + 23\!\cdots\!00 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: multiple of \( 2^{109}\cdot 3^{62}\cdot 5^{13}\cdot 7^{9}\cdot 11^{3}\cdot 13\cdot 17 \)
Twist minimal: no (minimal twist has level 1)
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

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

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( - \beta_1 + 26005077112815) q^{2} + (\beta_{2} + 67444696338444 \beta_1 + 35\!\cdots\!28) q^{4} + ( - \beta_{4} - 48986 \beta_{3} + \cdots + 61\!\cdots\!70) q^{5} + ( - \beta_{6} - \beta_{5} + \cdots - 71\!\cdots\!00) q^{7}+ \cdots + (17\!\cdots\!72 \beta_{7} + \cdots + 15\!\cdots\!95) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q + 208040616902520 q^{2} + 28\!\cdots\!24 q^{4} + 48\!\cdots\!60 q^{5} - 56\!\cdots\!00 q^{7} - 59\!\cdots\!60 q^{8} - 20\!\cdots\!60 q^{10} - 66\!\cdots\!36 q^{11} - 53\!\cdots\!40 q^{13} + 27\!\cdots\!92 q^{14}+ \cdots + 12\!\cdots\!60 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} - x^{7} + \cdots + 23\!\cdots\!00 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( 72\nu - 9 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( 5184\nu^{2} - 8600749240614624\nu - 992470782456186611960041188444 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 13\!\cdots\!23 \nu^{7} + \cdots + 73\!\cdots\!60 ) / 59\!\cdots\!92 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 17\!\cdots\!21 \nu^{7} + \cdots - 50\!\cdots\!00 ) / 74\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 25\!\cdots\!37 \nu^{7} + \cdots + 88\!\cdots\!00 ) / 39\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( - 27\!\cdots\!83 \nu^{7} + \cdots - 59\!\cdots\!00 ) / 52\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 16\!\cdots\!71 \nu^{7} + \cdots - 33\!\cdots\!80 ) / 14\!\cdots\!80 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta _1 + 9 ) / 72 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{2} + 119454850564092\beta _1 + 992470782456187687053696265272 ) / 5184 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( \beta_{7} - 117 \beta_{6} + 280 \beta_{5} - 3005125991 \beta_{4} + \cdots + 11\!\cdots\!36 ) / 373248 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( - 10509299761779 \beta_{7} + \cdots + 21\!\cdots\!96 ) / 3359232 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 21\!\cdots\!39 \beta_{7} + \cdots + 25\!\cdots\!28 ) / 15116544 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( - 46\!\cdots\!91 \beta_{7} + \cdots + 11\!\cdots\!36 ) / 45349632 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 55\!\cdots\!77 \beta_{7} + \cdots + 61\!\cdots\!92 ) / 816293376 \) 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.

Copy content comment:embeddings in the coefficient field
 
Copy content 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
2.16174e13
1.56804e13
8.50040e12
4.33987e12
−8.46093e12
−9.79932e12
−1.08597e13
−2.10181e13
−1.53045e15 0 1.70845e30 5.47796e34 0 −5.03791e41 −1.64466e45 0 −8.38375e49
1.2 −1.10299e15 0 5.82752e29 −3.48045e34 0 4.01523e41 5.63335e43 0 3.83889e49
1.3 −5.86024e14 0 −2.90401e29 −2.74639e34 0 3.47138e41 5.41619e44 0 1.60945e49
1.4 −2.86466e14 0 −5.51763e29 4.79915e34 0 −6.92478e41 3.39630e44 0 −1.37479e49
1.5 6.35192e14 0 −2.30357e29 −4.78100e33 0 7.17401e41 −5.48921e44 0 −3.03685e48
1.6 7.31556e14 0 −9.86512e28 −5.46163e34 0 −9.42405e41 −5.35848e44 0 −3.99548e49
1.7 8.07907e14 0 1.88877e28 5.34820e34 0 1.04094e42 −4.96812e44 0 4.32085e49
1.8 1.53931e15 0 1.73565e30 1.42424e34 0 −4.25157e41 1.69606e45 0 2.19235e49
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 1.8
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \( -1 \)

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 9.100.a.d 8
3.b odd 2 1 1.100.a.a 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1.100.a.a 8 3.b odd 2 1
9.100.a.d 8 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{8} - 208040616902520 T_{2}^{7} + \cdots + 16\!\cdots\!36 \) acting on \(S_{100}^{\mathrm{new}}(\Gamma_0(9))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} + \cdots + 16\!\cdots\!36 \) Copy content Toggle raw display
$3$ \( T^{8} \) Copy content Toggle raw display
$5$ \( T^{8} + \cdots + 49\!\cdots\!00 \) Copy content Toggle raw display
$7$ \( T^{8} + \cdots + 14\!\cdots\!16 \) Copy content Toggle raw display
$11$ \( T^{8} + \cdots - 33\!\cdots\!84 \) Copy content Toggle raw display
$13$ \( T^{8} + \cdots + 11\!\cdots\!16 \) Copy content Toggle raw display
$17$ \( T^{8} + \cdots + 68\!\cdots\!76 \) Copy content Toggle raw display
$19$ \( T^{8} + \cdots + 20\!\cdots\!00 \) Copy content Toggle raw display
$23$ \( T^{8} + \cdots - 51\!\cdots\!84 \) Copy content Toggle raw display
$29$ \( T^{8} + \cdots + 25\!\cdots\!00 \) Copy content Toggle raw display
$31$ \( T^{8} + \cdots - 29\!\cdots\!64 \) Copy content Toggle raw display
$37$ \( T^{8} + \cdots + 51\!\cdots\!96 \) Copy content Toggle raw display
$41$ \( T^{8} + \cdots + 11\!\cdots\!96 \) Copy content Toggle raw display
$43$ \( T^{8} + \cdots - 11\!\cdots\!84 \) Copy content Toggle raw display
$47$ \( T^{8} + \cdots - 29\!\cdots\!44 \) Copy content Toggle raw display
$53$ \( T^{8} + \cdots + 62\!\cdots\!16 \) Copy content Toggle raw display
$59$ \( T^{8} + \cdots - 64\!\cdots\!00 \) Copy content Toggle raw display
$61$ \( T^{8} + \cdots - 56\!\cdots\!84 \) Copy content Toggle raw display
$67$ \( T^{8} + \cdots + 23\!\cdots\!76 \) Copy content Toggle raw display
$71$ \( T^{8} + \cdots - 85\!\cdots\!24 \) Copy content Toggle raw display
$73$ \( T^{8} + \cdots + 73\!\cdots\!16 \) Copy content Toggle raw display
$79$ \( T^{8} + \cdots + 11\!\cdots\!00 \) Copy content Toggle raw display
$83$ \( T^{8} + \cdots + 32\!\cdots\!16 \) Copy content Toggle raw display
$89$ \( T^{8} + \cdots + 17\!\cdots\!00 \) Copy content Toggle raw display
$97$ \( T^{8} + \cdots - 27\!\cdots\!44 \) Copy content Toggle raw display
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