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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [174,2,Mod(7,174)] 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("174.7"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(174, base_ring=CyclotomicField(14)) chi = DirichletCharacter(H, H._module([0, 6])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 174 = 2 \cdot 3 \cdot 29 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 174.g (of order \(7\), degree \(6\), minimal)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [12,2] 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: no
Analytic conductor: \(1.38939699517\)
Analytic rank: \(0\)
Dimension: \(12\)
Relative dimension: \(2\) over \(\Q(\zeta_{7})\)
Coefficient field: \(\mathbb{Q}[x]/(x^{12} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{12} - 4 x^{11} + 21 x^{10} - 48 x^{9} + 157 x^{8} - 126 x^{7} + 99 x^{6} + 434 x^{5} - 345 x^{4} + \cdots + 9409 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{7}]$

$q$-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 \(1,\beta_1,\ldots,\beta_{11}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{8} q^{2} + \beta_{6} q^{3} + \beta_{4} q^{4} + ( - \beta_{11} - 2 \beta_{8} + \cdots + 1) q^{5} - \beta_{5} q^{6} + ( - \beta_{10} - \beta_{8} + \cdots + \beta_1) q^{7} + ( - \beta_{8} + \beta_{6} + \beta_{5} + \cdots + 1) q^{8}+ \cdots + (\beta_{11} + 2 \beta_{6} + \cdots + \beta_{2}) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 12 q + 2 q^{2} - 2 q^{3} - 2 q^{4} + q^{5} + 2 q^{6} + 2 q^{7} + 2 q^{8} - 2 q^{9} + 6 q^{10} - 9 q^{11} + 12 q^{12} - 16 q^{13} + 5 q^{14} + q^{15} - 2 q^{16} + 6 q^{17} + 2 q^{18} + 18 q^{19} + q^{20}+ \cdots - 2 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{12} - 4 x^{11} + 21 x^{10} - 48 x^{9} + 157 x^{8} - 126 x^{7} + 99 x^{6} + 434 x^{5} - 345 x^{4} + \cdots + 9409 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 12544269397937 \nu^{11} + \cdots + 11\!\cdots\!83 ) / 47\!\cdots\!86 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 108436957618889 \nu^{11} + 455837426093101 \nu^{10} + \cdots + 43\!\cdots\!03 ) / 47\!\cdots\!86 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 209685379633323 \nu^{11} + 437488181441742 \nu^{10} + \cdots - 61\!\cdots\!19 ) / 47\!\cdots\!86 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 277320117783728 \nu^{11} + \cdots - 27\!\cdots\!85 ) / 47\!\cdots\!86 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 395095075224618 \nu^{11} + \cdots + 19\!\cdots\!73 ) / 47\!\cdots\!86 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 4999150240688 \nu^{11} + 20288118611239 \nu^{10} - 83343112130273 \nu^{9} + \cdots - 38\!\cdots\!46 ) / 49\!\cdots\!38 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( - 811835915228413 \nu^{11} + \cdots - 37\!\cdots\!08 ) / 47\!\cdots\!86 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 8915846777591 \nu^{11} - 32319490381384 \nu^{10} + 186945692764793 \nu^{9} + \cdots + 78\!\cdots\!61 ) / 49\!\cdots\!38 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 9170982026481 \nu^{11} + 47026800684767 \nu^{10} - 248387942759488 \nu^{9} + \cdots + 10\!\cdots\!33 ) / 49\!\cdots\!38 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 13052479118741 \nu^{11} + 63424518091058 \nu^{10} - 352104800258515 \nu^{9} + \cdots - 58\!\cdots\!30 ) / 49\!\cdots\!38 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( -\beta_{11} + \beta_{10} - \beta_{8} - \beta_{7} - \beta_{6} + 5\beta_{5} + \beta_{3} + \beta _1 - 1 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{10} + \beta_{9} - 2\beta_{7} + 10\beta_{6} + 10\beta_{5} + 11\beta_{4} + \beta_{3} + 6\beta_{2} - 2\beta _1 + 1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 14 \beta_{11} + 14 \beta_{9} + 5 \beta_{8} + 11 \beta_{7} + 40 \beta_{6} - 9 \beta_{5} + 6 \beta_{4} + \cdots - 14 \beta_1 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( 20 \beta_{11} + 9 \beta_{10} - 56 \beta_{8} + 65 \beta_{7} + 21 \beta_{6} - 9 \beta_{5} - 26 \beta_{4} + \cdots - 17 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( 3 \beta_{11} - 115 \beta_{10} - 167 \beta_{9} - 170 \beta_{8} + 115 \beta_{7} + 173 \beta_{5} + \cdots + 170 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( 58 \beta_{11} - 724 \beta_{10} - 282 \beta_{9} + 500 \beta_{8} - 238 \beta_{6} - 442 \beta_{5} + \cdots + 381 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( - 1244 \beta_{11} - 78 \beta_{9} + 2722 \beta_{8} - 1244 \beta_{7} - 3888 \beta_{6} - 3542 \beta_{5} + \cdots - 2376 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( - 7309 \beta_{11} + 7309 \beta_{10} - 212 \beta_{9} + 3167 \beta_{8} - 7097 \beta_{7} - 8849 \beta_{6} + \cdots - 5307 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( 13819 \beta_{10} + 13819 \beta_{9} - 12404 \beta_{7} + 27204 \beta_{6} + 27204 \beta_{5} + 49105 \beta_{4} + \cdots + 12123 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( 75328 \beta_{11} + 1696 \beta_{10} + 75328 \beta_{9} - 35905 \beta_{8} + 41023 \beta_{7} + \cdots - 77024 \beta_1 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/174\mathbb{Z}\right)^\times\).

\(n\) \(31\) \(59\)
\(\chi(n)\) \(\beta_{4}\) \(1\)

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.

Copy content comment:embeddings in the coefficient field
 
Copy content gp:mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
7.1
−0.680420 0.853220i
2.08139 + 2.60998i
−0.680420 + 0.853220i
2.08139 2.60998i
−0.696063 + 3.04965i
0.572573 2.50861i
−0.696063 3.04965i
0.572573 + 2.50861i
2.03928 + 0.982065i
−1.31676 0.634117i
2.03928 0.982065i
−1.31676 + 0.634117i
0.222521 + 0.974928i −0.900969 0.433884i −0.900969 + 0.433884i −0.926305 4.05841i 0.222521 0.974928i −3.79619 1.82815i −0.623490 0.781831i 0.623490 + 0.781831i 3.75053 1.80616i
7.2 0.222521 + 0.974928i −0.900969 0.433884i −0.900969 + 0.433884i 0.302815 + 1.32672i 0.222521 0.974928i 3.39522 + 1.63505i −0.623490 0.781831i 0.623490 + 0.781831i −1.22607 + 0.590446i
25.1 0.222521 0.974928i −0.900969 + 0.433884i −0.900969 0.433884i −0.926305 + 4.05841i 0.222521 + 0.974928i −3.79619 + 1.82815i −0.623490 + 0.781831i 0.623490 0.781831i 3.75053 + 1.80616i
25.2 0.222521 0.974928i −0.900969 + 0.433884i −0.900969 0.433884i 0.302815 1.32672i 0.222521 + 0.974928i 3.39522 1.63505i −0.623490 + 0.781831i 0.623490 0.781831i −1.22607 0.590446i
49.1 0.900969 0.433884i 0.623490 + 0.781831i 0.623490 0.781831i −1.03174 + 0.496860i 0.900969 + 0.433884i 2.77803 + 3.48353i 0.222521 0.974928i −0.222521 + 0.974928i −0.713987 + 0.895311i
49.2 0.900969 0.433884i 0.623490 + 0.781831i 0.623490 0.781831i 1.25426 0.604021i 0.900969 + 0.433884i −1.65454 2.07472i 0.222521 0.974928i −0.222521 + 0.974928i 0.867976 1.08841i
103.1 0.900969 + 0.433884i 0.623490 0.781831i 0.623490 + 0.781831i −1.03174 0.496860i 0.900969 0.433884i 2.77803 3.48353i 0.222521 + 0.974928i −0.222521 0.974928i −0.713987 0.895311i
103.2 0.900969 + 0.433884i 0.623490 0.781831i 0.623490 + 0.781831i 1.25426 + 0.604021i 0.900969 0.433884i −1.65454 + 2.07472i 0.222521 + 0.974928i −0.222521 0.974928i 0.867976 + 1.08841i
139.1 −0.623490 + 0.781831i −0.222521 + 0.974928i −0.222521 0.974928i −1.64197 + 2.05896i −0.623490 0.781831i −0.0457019 + 0.200233i 0.900969 + 0.433884i −0.900969 0.433884i −0.586012 2.56749i
139.2 −0.623490 + 0.781831i −0.222521 + 0.974928i −0.222521 0.974928i 2.54294 3.18874i −0.623490 0.781831i 0.323181 1.41595i 0.900969 + 0.433884i −0.900969 0.433884i 0.907564 + 3.97630i
169.1 −0.623490 0.781831i −0.222521 0.974928i −0.222521 + 0.974928i −1.64197 2.05896i −0.623490 + 0.781831i −0.0457019 0.200233i 0.900969 0.433884i −0.900969 + 0.433884i −0.586012 + 2.56749i
169.2 −0.623490 0.781831i −0.222521 0.974928i −0.222521 + 0.974928i 2.54294 + 3.18874i −0.623490 + 0.781831i 0.323181 + 1.41595i 0.900969 0.433884i −0.900969 + 0.433884i 0.907564 3.97630i
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 7.2
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
29.d even 7 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 174.2.g.c 12
3.b odd 2 1 522.2.k.g 12
29.d even 7 1 inner 174.2.g.c 12
29.d even 7 1 5046.2.a.bo 6
29.e even 14 1 5046.2.a.bq 6
87.j odd 14 1 522.2.k.g 12
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
174.2.g.c 12 1.a even 1 1 trivial
174.2.g.c 12 29.d even 7 1 inner
522.2.k.g 12 3.b odd 2 1
522.2.k.g 12 87.j odd 14 1
5046.2.a.bo 6 29.d even 7 1
5046.2.a.bq 6 29.e even 14 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{12} - T_{5}^{11} + 21 T_{5}^{10} - 20 T_{5}^{9} + 272 T_{5}^{8} + 287 T_{5}^{7} + 1450 T_{5}^{6} + \cdots + 9409 \) acting on \(S_{2}^{\mathrm{new}}(174, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{6} - T^{5} + T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$3$ \( (T^{6} + T^{5} + T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$5$ \( T^{12} - T^{11} + \cdots + 9409 \) Copy content Toggle raw display
$7$ \( T^{12} - 2 T^{11} + \cdots + 3136 \) Copy content Toggle raw display
$11$ \( T^{12} + 9 T^{11} + \cdots + 53824 \) Copy content Toggle raw display
$13$ \( T^{12} + 16 T^{11} + \cdots + 1000000 \) Copy content Toggle raw display
$17$ \( (T^{6} - 3 T^{5} - 50 T^{4} + \cdots + 8)^{2} \) Copy content Toggle raw display
$19$ \( T^{12} - 18 T^{11} + \cdots + 4096 \) Copy content Toggle raw display
$23$ \( (T^{6} + 28 T^{4} + \cdots + 3136)^{2} \) Copy content Toggle raw display
$29$ \( (T^{6} + 13 T^{5} + \cdots + 24389)^{2} \) Copy content Toggle raw display
$31$ \( T^{12} - 8 T^{11} + \cdots + 3182656 \) Copy content Toggle raw display
$37$ \( T^{12} + 14 T^{11} + \cdots + 11999296 \) Copy content Toggle raw display
$41$ \( (T^{6} - 19 T^{5} + \cdots - 13208)^{2} \) Copy content Toggle raw display
$43$ \( T^{12} - 26 T^{11} + \cdots + 200704 \) Copy content Toggle raw display
$47$ \( T^{12} + 24 T^{11} + \cdots + 4096 \) Copy content Toggle raw display
$53$ \( T^{12} + \cdots + 537451489 \) Copy content Toggle raw display
$59$ \( (T^{6} - 5 T^{5} + \cdots + 17576)^{2} \) Copy content Toggle raw display
$61$ \( T^{12} - 14 T^{11} + \cdots + 1827904 \) Copy content Toggle raw display
$67$ \( (T^{6} - 4 T^{5} + \cdots + 53824)^{2} \) Copy content Toggle raw display
$71$ \( T^{12} + \cdots + 14109638656 \) Copy content Toggle raw display
$73$ \( T^{12} + \cdots + 5545334089 \) Copy content Toggle raw display
$79$ \( T^{12} - 10 T^{11} + \cdots + 12845056 \) Copy content Toggle raw display
$83$ \( T^{12} + \cdots + 14482678336 \) Copy content Toggle raw display
$89$ \( T^{12} + \cdots + 2562789376 \) Copy content Toggle raw display
$97$ \( T^{12} + \cdots + 8851234561 \) Copy content Toggle raw display
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