Properties

Label 1011.2.a.d
Level $1011$
Weight $2$
Character orbit 1011.a
Self dual yes
Analytic conductor $8.073$
Analytic rank $1$
Dimension $10$
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] = [1011,2,Mod(1,1011)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1011, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1011.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1011 = 3 \cdot 337 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1011.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: \(8.07287564435\)
Analytic rank: \(1\)
Dimension: \(10\)
Coefficient field: \(\mathbb{Q}[x]/(x^{10} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{10} - 2x^{9} - 10x^{8} + 18x^{7} + 33x^{6} - 50x^{5} - 38x^{4} + 43x^{3} + 9x^{2} - 9x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 1 \)
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 \(1,\beta_1,\ldots,\beta_{9}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{2} - q^{3} + \beta_{2} q^{4} + ( - \beta_{9} + \beta_{7} - \beta_{4} + \cdots - 1) q^{5}+ \cdots + q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_1 q^{2} - q^{3} + \beta_{2} q^{4} + ( - \beta_{9} + \beta_{7} - \beta_{4} + \cdots - 1) q^{5}+ \cdots + (\beta_{7} + \beta_{6} - \beta_{4} + \cdots - 1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 10 q - 2 q^{2} - 10 q^{3} + 4 q^{4} - 8 q^{5} + 2 q^{6} + 9 q^{7} - 6 q^{8} + 10 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 10 q - 2 q^{2} - 10 q^{3} + 4 q^{4} - 8 q^{5} + 2 q^{6} + 9 q^{7} - 6 q^{8} + 10 q^{9} - 2 q^{10} - 12 q^{11} - 4 q^{12} - 7 q^{13} - 7 q^{14} + 8 q^{15} - 4 q^{16} - 6 q^{17} - 2 q^{18} - 4 q^{19} - 7 q^{20} - 9 q^{21} + 5 q^{22} - 9 q^{23} + 6 q^{24} + 4 q^{25} - 4 q^{26} - 10 q^{27} + 12 q^{28} - 36 q^{29} + 2 q^{30} + 8 q^{31} - 4 q^{32} + 12 q^{33} + 2 q^{34} - 26 q^{35} + 4 q^{36} - 12 q^{37} - 16 q^{38} + 7 q^{39} + q^{40} - 16 q^{41} + 7 q^{42} + 7 q^{43} - 40 q^{44} - 8 q^{45} - 9 q^{46} - 12 q^{47} + 4 q^{48} - 13 q^{49} - 18 q^{50} + 6 q^{51} - 10 q^{52} - 41 q^{53} + 2 q^{54} + 7 q^{55} - 17 q^{56} + 4 q^{57} - 2 q^{58} - 32 q^{59} + 7 q^{60} - 12 q^{61} - 20 q^{62} + 9 q^{63} - 36 q^{64} - 11 q^{65} - 5 q^{66} - 13 q^{67} - 11 q^{68} + 9 q^{69} - 12 q^{70} - 24 q^{71} - 6 q^{72} + 25 q^{73} - 19 q^{74} - 4 q^{75} - 9 q^{76} - 45 q^{77} + 4 q^{78} - 12 q^{79} - 5 q^{80} + 10 q^{81} - 13 q^{82} - 8 q^{83} - 12 q^{84} - 30 q^{85} + 5 q^{86} + 36 q^{87} + 16 q^{88} - 31 q^{89} - 2 q^{90} - 5 q^{91} + 3 q^{92} - 8 q^{93} - 20 q^{94} + 4 q^{96} - 6 q^{97} + 12 q^{98} - 12 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{10} - 2x^{9} - 10x^{8} + 18x^{7} + 33x^{6} - 50x^{5} - 38x^{4} + 43x^{3} + 9x^{2} - 9x + 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{3} - \nu^{2} - 4\nu + 2 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( \nu^{9} - \nu^{8} - 11\nu^{7} + 7\nu^{6} + 42\nu^{5} - 12\nu^{4} - 60\nu^{3} + \nu^{2} + 18\nu - 1 ) / 2 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -\nu^{9} + \nu^{8} + 13\nu^{7} - 11\nu^{6} - 56\nu^{5} + 36\nu^{4} + 90\nu^{3} - 35\nu^{2} - 42\nu + 7 ) / 2 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( -\nu^{9} + 2\nu^{8} + 10\nu^{7} - 17\nu^{6} - 34\nu^{5} + 43\nu^{4} + 42\nu^{3} - 30\nu^{2} - 11\nu + 4 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( -\nu^{9} + 2\nu^{8} + 10\nu^{7} - 18\nu^{6} - 33\nu^{5} + 49\nu^{4} + 39\nu^{3} - 38\nu^{2} - 12\nu + 5 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( -\nu^{9} + 2\nu^{8} + 10\nu^{7} - 18\nu^{6} - 33\nu^{5} + 50\nu^{4} + 38\nu^{3} - 42\nu^{2} - 10\nu + 6 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( -3\nu^{9} + 5\nu^{8} + 31\nu^{7} - 43\nu^{6} - 106\nu^{5} + 108\nu^{4} + 128\nu^{3} - 69\nu^{2} - 36\nu + 7 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} + \beta_{2} + 4\beta_1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( \beta_{8} - \beta_{7} + \beta_{3} + 5\beta_{2} + 2\beta _1 + 7 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( \beta_{9} + \beta_{8} - 2\beta_{7} + \beta_{4} + 6\beta_{3} + 6\beta_{2} + 19\beta _1 + 1 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( \beta_{9} + 7\beta_{8} - 9\beta_{7} + \beta_{6} + \beta_{4} + 9\beta_{3} + 25\beta_{2} + 18\beta _1 + 28 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( 9 \beta_{9} + 9 \beta_{8} - 20 \beta_{7} + 2 \beta_{6} + \beta_{5} + 10 \beta_{4} + 33 \beta_{3} + \cdots + 10 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( 11 \beta_{9} + 40 \beta_{8} - 63 \beta_{7} + 13 \beta_{6} + \beta_{5} + 14 \beta_{4} + 62 \beta_{3} + \cdots + 120 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( 61 \beta_{9} + 60 \beta_{8} - 148 \beta_{7} + 28 \beta_{6} + 12 \beta_{5} + 77 \beta_{4} + 182 \beta_{3} + \cdots + 75 \) 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
2.42743
2.20978
1.73841
0.815847
0.341574
0.143977
−0.610688
−1.13095
−1.92428
−2.01110
−2.42743 −1.00000 3.89244 −3.30246 2.42743 1.66763 −4.59377 1.00000 8.01650
1.2 −2.20978 −1.00000 2.88312 1.89576 2.20978 3.59682 −1.95149 1.00000 −4.18921
1.3 −1.73841 −1.00000 1.02207 1.52059 1.73841 −1.71352 1.70005 1.00000 −2.64342
1.4 −0.815847 −1.00000 −1.33439 −4.03357 0.815847 1.78232 2.72035 1.00000 3.29077
1.5 −0.341574 −1.00000 −1.88333 −1.60963 0.341574 2.78735 1.32644 1.00000 0.549810
1.6 −0.143977 −1.00000 −1.97927 −0.0724815 0.143977 −1.86348 0.572924 1.00000 0.0104357
1.7 0.610688 −1.00000 −1.62706 2.64058 −0.610688 −0.324890 −2.21500 1.00000 1.61257
1.8 1.13095 −1.00000 −0.720949 −1.39264 −1.13095 1.68257 −3.07726 1.00000 −1.57500
1.9 1.92428 −1.00000 1.70284 −2.99833 −1.92428 3.85734 −0.571821 1.00000 −5.76962
1.10 2.01110 −1.00000 2.04454 −0.647820 −2.01110 −2.47215 0.0895749 1.00000 −1.30283
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.10
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \( +1 \)
\(337\) \( +1 \)

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 1011.2.a.d 10
3.b odd 2 1 3033.2.a.e 10
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1011.2.a.d 10 1.a even 1 1 trivial
3033.2.a.e 10 3.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{10} + 2T_{2}^{9} - 10T_{2}^{8} - 18T_{2}^{7} + 33T_{2}^{6} + 50T_{2}^{5} - 38T_{2}^{4} - 43T_{2}^{3} + 9T_{2}^{2} + 9T_{2} + 1 \) acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(1011))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{10} + 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( (T + 1)^{10} \) Copy content Toggle raw display
$5$ \( T^{10} + 8 T^{9} + \cdots - 32 \) Copy content Toggle raw display
$7$ \( T^{10} - 9 T^{9} + \cdots + 496 \) Copy content Toggle raw display
$11$ \( T^{10} + 12 T^{9} + \cdots - 10726 \) Copy content Toggle raw display
$13$ \( T^{10} + 7 T^{9} + \cdots + 124 \) Copy content Toggle raw display
$17$ \( T^{10} + 6 T^{9} + \cdots + 14096 \) Copy content Toggle raw display
$19$ \( T^{10} + 4 T^{9} + \cdots - 286 \) Copy content Toggle raw display
$23$ \( T^{10} + 9 T^{9} + \cdots + 278518 \) Copy content Toggle raw display
$29$ \( T^{10} + 36 T^{9} + \cdots - 815008 \) Copy content Toggle raw display
$31$ \( T^{10} - 8 T^{9} + \cdots + 946 \) Copy content Toggle raw display
$37$ \( T^{10} + 12 T^{9} + \cdots + 299452 \) Copy content Toggle raw display
$41$ \( T^{10} + 16 T^{9} + \cdots + 985924 \) Copy content Toggle raw display
$43$ \( T^{10} - 7 T^{9} + \cdots + 1668448 \) Copy content Toggle raw display
$47$ \( T^{10} + 12 T^{9} + \cdots + 666352 \) Copy content Toggle raw display
$53$ \( T^{10} + 41 T^{9} + \cdots + 1887808 \) Copy content Toggle raw display
$59$ \( T^{10} + 32 T^{9} + \cdots + 1664102 \) Copy content Toggle raw display
$61$ \( T^{10} + 12 T^{9} + \cdots + 1081576 \) Copy content Toggle raw display
$67$ \( T^{10} + 13 T^{9} + \cdots - 1032694 \) Copy content Toggle raw display
$71$ \( T^{10} + \cdots - 497345342 \) Copy content Toggle raw display
$73$ \( T^{10} + \cdots + 331662968 \) Copy content Toggle raw display
$79$ \( T^{10} + 12 T^{9} + \cdots + 270544 \) Copy content Toggle raw display
$83$ \( T^{10} + 8 T^{9} + \cdots + 632498 \) Copy content Toggle raw display
$89$ \( T^{10} + \cdots - 1579388624 \) Copy content Toggle raw display
$97$ \( T^{10} + \cdots - 193126456 \) Copy content Toggle raw display
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