Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [72,3,Mod(43,72)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(72, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([3, 3, 4]))
N = Newforms(chi, 3, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("72.43");
S:= CuspForms(chi, 3);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 72 = 2^{3} \cdot 3^{2} \) |
Weight: | \( k \) | \(=\) | \( 3 \) |
Character orbit: | \([\chi]\) | \(=\) | 72.p (of order \(6\), degree \(2\), 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: | \(1.96185790339\) |
Analytic rank: | \(0\) |
Dimension: | \(40\) |
Relative dimension: | \(20\) over \(\Q(\zeta_{6})\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{6}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
43.1 | −1.99054 | + | 0.194264i | −0.136174 | + | 2.99691i | 3.92452 | − | 0.773382i | −3.84571 | + | 2.22032i | −0.311131 | − | 5.99193i | −0.704321 | − | 0.406640i | −7.66169 | + | 2.30184i | −8.96291 | − | 0.816203i | 7.22371 | − | 5.16672i |
43.2 | −1.95218 | − | 0.434750i | 2.76566 | − | 1.16239i | 3.62198 | + | 1.69742i | −0.0166003 | + | 0.00958419i | −5.90440 | + | 1.06681i | 4.07208 | + | 2.35102i | −6.33280 | − | 4.88832i | 6.29772 | − | 6.42952i | 0.0365734 | − | 0.0114930i |
43.3 | −1.75132 | + | 0.965848i | −2.96823 | − | 0.435462i | 2.13428 | − | 3.38303i | 1.50948 | − | 0.871501i | 5.61892 | − | 2.10422i | 7.93804 | + | 4.58303i | −0.470322 | + | 7.98616i | 8.62075 | + | 2.58510i | −1.80186 | + | 2.98421i |
43.4 | −1.70852 | − | 1.03970i | −2.73922 | + | 1.22340i | 1.83805 | + | 3.55269i | 6.07342 | − | 3.50649i | 5.95196 | + | 0.757771i | −8.07247 | − | 4.66064i | 0.553388 | − | 7.98084i | 6.00661 | − | 6.70229i | −14.0222 | − | 0.323638i |
43.5 | −1.58502 | + | 1.21972i | 0.418145 | − | 2.97072i | 1.02458 | − | 3.86655i | −4.40783 | + | 2.54486i | 2.96067 | + | 5.21866i | −10.9609 | − | 6.32830i | 3.09212 | + | 7.37826i | −8.65031 | − | 2.48438i | 3.88249 | − | 9.40996i |
43.6 | −1.49437 | − | 1.32923i | −1.96889 | − | 2.26351i | 0.466308 | + | 3.97273i | −5.84790 | + | 3.37629i | −0.0664586 | + | 5.99963i | 3.50808 | + | 2.02539i | 4.58382 | − | 6.55657i | −1.24694 | + | 8.91320i | 13.2268 | + | 2.72775i |
43.7 | −1.45504 | + | 1.37217i | 2.66358 | + | 1.38035i | 0.234289 | − | 3.99313i | 8.07964 | − | 4.66478i | −5.76969 | + | 1.64642i | −4.91220 | − | 2.83606i | 5.13836 | + | 6.13166i | 5.18928 | + | 7.35333i | −5.35532 | + | 17.8741i |
43.8 | −0.865989 | − | 1.80279i | 1.33710 | + | 2.68555i | −2.50013 | + | 3.12240i | 1.70411 | − | 0.983869i | 3.68357 | − | 4.73617i | 8.69613 | + | 5.02071i | 7.79412 | + | 1.80325i | −5.42431 | + | 7.18171i | −3.24945 | − | 2.22014i |
43.9 | −0.564251 | − | 1.91875i | 1.21551 | − | 2.74272i | −3.36324 | + | 2.16532i | 5.15803 | − | 2.97799i | −5.94847 | − | 0.784682i | −4.09037 | − | 2.36158i | 6.05243 | + | 5.23145i | −6.04507 | − | 6.66762i | −8.62446 | − | 8.21666i |
43.10 | −0.460815 | + | 1.94619i | 2.66358 | + | 1.38035i | −3.57530 | − | 1.79367i | −8.07964 | + | 4.66478i | −3.91383 | + | 4.54774i | 4.91220 | + | 2.83606i | 5.13836 | − | 6.13166i | 5.18928 | + | 7.35333i | −5.35532 | − | 17.8741i |
43.11 | −0.263796 | + | 1.98253i | 0.418145 | − | 2.97072i | −3.86082 | − | 1.04596i | 4.40783 | − | 2.54486i | 5.77922 | + | 1.61265i | 10.9609 | + | 6.32830i | 3.09212 | − | 7.37826i | −8.65031 | − | 2.48438i | 3.88249 | + | 9.40996i |
43.12 | 0.0392136 | + | 1.99962i | −2.96823 | − | 0.435462i | −3.99692 | + | 0.156824i | −1.50948 | + | 0.871501i | 0.754361 | − | 5.95239i | −7.93804 | − | 4.58303i | −0.470322 | − | 7.98616i | 8.62075 | + | 2.58510i | −1.80186 | − | 2.98421i |
43.13 | 0.104500 | − | 1.99727i | −2.08749 | + | 2.15462i | −3.97816 | − | 0.417428i | −5.42020 | + | 3.12935i | 4.08522 | + | 4.39443i | −5.96345 | − | 3.44300i | −1.24943 | + | 7.90183i | −0.284811 | − | 8.99549i | 5.68375 | + | 11.1526i |
43.14 | 0.827034 | + | 1.82099i | −0.136174 | + | 2.99691i | −2.63203 | + | 3.01205i | 3.84571 | − | 2.22032i | −5.56997 | + | 2.23057i | 0.704321 | + | 0.406640i | −7.66169 | − | 2.30184i | −8.96291 | − | 0.816203i | 7.22371 | + | 5.16672i |
43.15 | 1.35259 | + | 1.47326i | 2.76566 | − | 1.16239i | −0.340985 | + | 3.98544i | 0.0166003 | − | 0.00958419i | 5.45330 | + | 2.50229i | −4.07208 | − | 2.35102i | −6.33280 | + | 4.88832i | 6.29772 | − | 6.42952i | 0.0365734 | + | 0.0114930i |
43.16 | 1.67744 | − | 1.08913i | −2.08749 | + | 2.15462i | 1.62758 | − | 3.65390i | 5.42020 | − | 3.12935i | −1.15495 | + | 5.88779i | 5.96345 | + | 3.44300i | −1.24943 | − | 7.90183i | −0.284811 | − | 8.99549i | 5.68375 | − | 11.1526i |
43.17 | 1.75466 | + | 0.959768i | −2.73922 | + | 1.22340i | 2.15769 | + | 3.36814i | −6.07342 | + | 3.50649i | −5.98058 | − | 0.482363i | 8.07247 | + | 4.66064i | 0.553388 | + | 7.98084i | 6.00661 | − | 6.70229i | −14.0222 | + | 0.323638i |
43.18 | 1.89833 | + | 0.629552i | −1.96889 | − | 2.26351i | 3.20733 | + | 2.39020i | 5.84790 | − | 3.37629i | −2.31261 | − | 5.53641i | −3.50808 | − | 2.02539i | 4.58382 | + | 6.55657i | −1.24694 | + | 8.91320i | 13.2268 | − | 2.72775i |
43.19 | 1.94382 | − | 0.470721i | 1.21551 | − | 2.74272i | 3.55684 | − | 1.82999i | −5.15803 | + | 2.97799i | 1.07167 | − | 5.90352i | 4.09037 | + | 2.36158i | 6.05243 | − | 5.23145i | −6.04507 | − | 6.66762i | −8.62446 | + | 8.21666i |
43.20 | 1.99426 | − | 0.151428i | 1.33710 | + | 2.68555i | 3.95414 | − | 0.603974i | −1.70411 | + | 0.983869i | 3.07320 | + | 5.15320i | −8.69613 | − | 5.02071i | 7.79412 | − | 1.80325i | −5.42431 | + | 7.18171i | −3.24945 | + | 2.22014i |
See all 40 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
8.d | odd | 2 | 1 | inner |
9.c | even | 3 | 1 | inner |
72.p | odd | 6 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 72.3.p.b | ✓ | 40 |
3.b | odd | 2 | 1 | 216.3.p.b | 40 | ||
4.b | odd | 2 | 1 | 288.3.t.b | 40 | ||
8.b | even | 2 | 1 | 288.3.t.b | 40 | ||
8.d | odd | 2 | 1 | inner | 72.3.p.b | ✓ | 40 |
9.c | even | 3 | 1 | inner | 72.3.p.b | ✓ | 40 |
9.c | even | 3 | 1 | 648.3.b.f | 20 | ||
9.d | odd | 6 | 1 | 216.3.p.b | 40 | ||
9.d | odd | 6 | 1 | 648.3.b.e | 20 | ||
12.b | even | 2 | 1 | 864.3.t.b | 40 | ||
24.f | even | 2 | 1 | 216.3.p.b | 40 | ||
24.h | odd | 2 | 1 | 864.3.t.b | 40 | ||
36.f | odd | 6 | 1 | 288.3.t.b | 40 | ||
36.f | odd | 6 | 1 | 2592.3.b.e | 20 | ||
36.h | even | 6 | 1 | 864.3.t.b | 40 | ||
36.h | even | 6 | 1 | 2592.3.b.f | 20 | ||
72.j | odd | 6 | 1 | 864.3.t.b | 40 | ||
72.j | odd | 6 | 1 | 2592.3.b.f | 20 | ||
72.l | even | 6 | 1 | 216.3.p.b | 40 | ||
72.l | even | 6 | 1 | 648.3.b.e | 20 | ||
72.n | even | 6 | 1 | 288.3.t.b | 40 | ||
72.n | even | 6 | 1 | 2592.3.b.e | 20 | ||
72.p | odd | 6 | 1 | inner | 72.3.p.b | ✓ | 40 |
72.p | odd | 6 | 1 | 648.3.b.f | 20 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
72.3.p.b | ✓ | 40 | 1.a | even | 1 | 1 | trivial |
72.3.p.b | ✓ | 40 | 8.d | odd | 2 | 1 | inner |
72.3.p.b | ✓ | 40 | 9.c | even | 3 | 1 | inner |
72.3.p.b | ✓ | 40 | 72.p | odd | 6 | 1 | inner |
216.3.p.b | 40 | 3.b | odd | 2 | 1 | ||
216.3.p.b | 40 | 9.d | odd | 6 | 1 | ||
216.3.p.b | 40 | 24.f | even | 2 | 1 | ||
216.3.p.b | 40 | 72.l | even | 6 | 1 | ||
288.3.t.b | 40 | 4.b | odd | 2 | 1 | ||
288.3.t.b | 40 | 8.b | even | 2 | 1 | ||
288.3.t.b | 40 | 36.f | odd | 6 | 1 | ||
288.3.t.b | 40 | 72.n | even | 6 | 1 | ||
648.3.b.e | 20 | 9.d | odd | 6 | 1 | ||
648.3.b.e | 20 | 72.l | even | 6 | 1 | ||
648.3.b.f | 20 | 9.c | even | 3 | 1 | ||
648.3.b.f | 20 | 72.p | odd | 6 | 1 | ||
864.3.t.b | 40 | 12.b | even | 2 | 1 | ||
864.3.t.b | 40 | 24.h | odd | 2 | 1 | ||
864.3.t.b | 40 | 36.h | even | 6 | 1 | ||
864.3.t.b | 40 | 72.j | odd | 6 | 1 | ||
2592.3.b.e | 20 | 36.f | odd | 6 | 1 | ||
2592.3.b.e | 20 | 72.n | even | 6 | 1 | ||
2592.3.b.f | 20 | 36.h | even | 6 | 1 | ||
2592.3.b.f | 20 | 72.j | odd | 6 | 1 |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{40} - 309 T_{5}^{38} + 55716 T_{5}^{36} - 6712983 T_{5}^{34} + 603811641 T_{5}^{32} + \cdots + 35\!\cdots\!00 \) acting on \(S_{3}^{\mathrm{new}}(72, [\chi])\).