Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [540,2,Mod(11,540)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(540, base_ring=CyclotomicField(18))
chi = DirichletCharacter(H, H._module([9, 13, 0]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("540.11");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 540 = 2^{2} \cdot 3^{3} \cdot 5 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 540.be (of order \(18\), degree \(6\), 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: | \(4.31192170915\) |
Analytic rank: | \(0\) |
Dimension: | \(432\) |
Relative dimension: | \(72\) over \(\Q(\zeta_{18})\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{18}]$ |
$q$-expansion
The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.
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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
11.1 | −1.41370 | − | 0.0380122i | 0.0948588 | + | 1.72945i | 1.99711 | + | 0.107476i | −0.342020 | + | 0.939693i | −0.0683620 | − | 2.44854i | 0.592569 | + | 0.104486i | −2.81923 | − | 0.227853i | −2.98200 | + | 0.328108i | 0.519235 | − | 1.31544i |
11.2 | −1.41024 | − | 0.105903i | 1.59941 | − | 0.664741i | 1.97757 | + | 0.298697i | 0.342020 | − | 0.939693i | −2.32596 | + | 0.768065i | 2.87648 | + | 0.507202i | −2.75722 | − | 0.630665i | 2.11624 | − | 2.12639i | −0.581847 | + | 1.28897i |
11.3 | −1.40514 | + | 0.159958i | −0.0604462 | + | 1.73100i | 1.94883 | − | 0.449526i | 0.342020 | − | 0.939693i | −0.191951 | − | 2.44196i | −4.54659 | − | 0.801686i | −2.66647 | + | 0.943376i | −2.99269 | − | 0.209264i | −0.330274 | + | 1.37511i |
11.4 | −1.40297 | + | 0.177991i | −1.72248 | − | 0.181830i | 1.93664 | − | 0.499431i | 0.342020 | − | 0.939693i | 2.44895 | − | 0.0514835i | −1.67026 | − | 0.294513i | −2.62815 | + | 1.04539i | 2.93388 | + | 0.626399i | −0.312587 | + | 1.37924i |
11.5 | −1.39864 | + | 0.209324i | 0.570476 | − | 1.63541i | 1.91237 | − | 0.585538i | −0.342020 | + | 0.939693i | −0.455558 | + | 2.40675i | 1.79764 | + | 0.316972i | −2.55214 | + | 1.21926i | −2.34911 | − | 1.86592i | 0.281661 | − | 1.38588i |
11.6 | −1.38456 | − | 0.288063i | 0.103186 | − | 1.72897i | 1.83404 | + | 0.797684i | 0.342020 | − | 0.939693i | −0.640921 | + | 2.36415i | −2.16019 | − | 0.380900i | −2.30956 | − | 1.63276i | −2.97871 | − | 0.356810i | −0.744240 | + | 1.20254i |
11.7 | −1.34150 | + | 0.447643i | 1.63820 | − | 0.562416i | 1.59923 | − | 1.20102i | −0.342020 | + | 0.939693i | −1.94587 | + | 1.48781i | −3.58594 | − | 0.632299i | −1.60774 | + | 2.32706i | 2.36738 | − | 1.84270i | 0.0381725 | − | 1.41370i |
11.8 | −1.32876 | − | 0.484134i | −1.24536 | − | 1.20377i | 1.53123 | + | 1.28660i | −0.342020 | + | 0.939693i | 1.07201 | + | 2.20245i | 4.81853 | + | 0.849637i | −1.41175 | − | 2.45091i | 0.101864 | + | 2.99827i | 0.909402 | − | 1.08305i |
11.9 | −1.30501 | + | 0.544932i | −1.34721 | + | 1.08859i | 1.40610 | − | 1.42228i | −0.342020 | + | 0.939693i | 1.16492 | − | 2.15476i | 3.23494 | + | 0.570407i | −1.05993 | + | 2.62232i | 0.629953 | − | 2.93311i | −0.0657288 | − | 1.41269i |
11.10 | −1.29418 | − | 0.570165i | −0.816567 | − | 1.52749i | 1.34982 | + | 1.47580i | −0.342020 | + | 0.939693i | 0.185867 | + | 2.44243i | −4.81738 | − | 0.849433i | −0.905471 | − | 2.67958i | −1.66644 | + | 2.49459i | 0.978417 | − | 1.02113i |
11.11 | −1.28988 | + | 0.579828i | −1.53475 | − | 0.802841i | 1.32760 | − | 1.49582i | −0.342020 | + | 0.939693i | 2.44515 | + | 0.145681i | −2.53856 | − | 0.447617i | −0.845126 | + | 2.69922i | 1.71089 | + | 2.46431i | −0.103694 | − | 1.41041i |
11.12 | −1.23687 | − | 0.685681i | −0.641893 | + | 1.60872i | 1.05968 | + | 1.69619i | 0.342020 | − | 0.939693i | 1.89700 | − | 1.54964i | 0.0767354 | + | 0.0135305i | −0.147641 | − | 2.82457i | −2.17595 | − | 2.06525i | −1.06736 | + | 0.927759i |
11.13 | −1.20831 | − | 0.734831i | −1.50938 | + | 0.849577i | 0.920046 | + | 1.77581i | −0.342020 | + | 0.939693i | 2.44810 | + | 0.0825815i | −2.61755 | − | 0.461544i | 0.193219 | − | 2.82182i | 1.55644 | − | 2.56466i | 1.10378 | − | 0.884117i |
11.14 | −1.19467 | + | 0.756808i | −1.12619 | − | 1.31594i | 0.854484 | − | 1.80827i | 0.342020 | − | 0.939693i | 2.34134 | + | 0.719816i | 4.64650 | + | 0.819302i | 0.347688 | + | 2.80698i | −0.463415 | + | 2.96399i | 0.302565 | + | 1.38147i |
11.15 | −1.14304 | − | 0.832741i | 0.932759 | + | 1.45944i | 0.613085 | + | 1.90371i | 0.342020 | − | 0.939693i | 0.149152 | − | 2.44494i | 3.63963 | + | 0.641765i | 0.884519 | − | 2.68656i | −1.25992 | + | 2.72261i | −1.17346 | + | 0.789293i |
11.16 | −1.13219 | + | 0.847440i | 0.315979 | − | 1.70298i | 0.563689 | − | 1.91892i | 0.342020 | − | 0.939693i | 1.08543 | + | 2.19587i | −2.38535 | − | 0.420602i | 0.987970 | + | 2.65027i | −2.80032 | − | 1.07621i | 0.409103 | + | 1.35375i |
11.17 | −1.11807 | + | 0.865978i | 1.71259 | − | 0.258927i | 0.500164 | − | 1.93645i | 0.342020 | − | 0.939693i | −1.69057 | + | 1.77256i | −1.15631 | − | 0.203889i | 1.11770 | + | 2.59822i | 2.86591 | − | 0.886872i | 0.431350 | + | 1.34682i |
11.18 | −1.05484 | + | 0.941973i | 1.54262 | + | 0.787603i | 0.225375 | − | 1.98726i | −0.342020 | + | 0.939693i | −2.36912 | + | 0.622312i | −0.308184 | − | 0.0543412i | 1.63421 | + | 2.30854i | 1.75936 | + | 2.42995i | −0.524388 | − | 1.31340i |
11.19 | −0.992140 | − | 1.00780i | 1.73090 | − | 0.0631559i | −0.0313148 | + | 1.99975i | −0.342020 | + | 0.939693i | −1.78094 | − | 1.68174i | 3.02663 | + | 0.533676i | 2.04642 | − | 1.95248i | 2.99202 | − | 0.218633i | 1.28635 | − | 0.587620i |
11.20 | −0.977486 | − | 1.02202i | −1.42519 | − | 0.984291i | −0.0890420 | + | 1.99802i | 0.342020 | − | 0.939693i | 0.387142 | + | 2.41870i | 0.242074 | + | 0.0426842i | 2.12905 | − | 1.86203i | 1.06234 | + | 2.80561i | −1.29470 | + | 0.568986i |
See next 80 embeddings (of 432 total) |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
4.b | odd | 2 | 1 | inner |
27.f | odd | 18 | 1 | inner |
108.l | even | 18 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 540.2.be.a | ✓ | 432 |
4.b | odd | 2 | 1 | inner | 540.2.be.a | ✓ | 432 |
27.f | odd | 18 | 1 | inner | 540.2.be.a | ✓ | 432 |
108.l | even | 18 | 1 | inner | 540.2.be.a | ✓ | 432 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
540.2.be.a | ✓ | 432 | 1.a | even | 1 | 1 | trivial |
540.2.be.a | ✓ | 432 | 4.b | odd | 2 | 1 | inner |
540.2.be.a | ✓ | 432 | 27.f | odd | 18 | 1 | inner |
540.2.be.a | ✓ | 432 | 108.l | even | 18 | 1 | inner |
Hecke kernels
This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(540, [\chi])\).