Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [945,2,Mod(269,945)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(945, base_ring=CyclotomicField(6))
chi = DirichletCharacter(H, H._module([3, 3, 1]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("945.269");
S:= CuspForms(chi, 2);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 945 = 3^{3} \cdot 5 \cdot 7 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 945.bb (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: | \(7.54586299101\) |
Analytic rank: | \(0\) |
Dimension: | \(64\) |
Relative dimension: | \(32\) 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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
269.1 | −1.38892 | − | 2.40568i | 0 | −2.85820 | + | 4.95055i | −2.06628 | − | 0.854682i | 0 | 2.56681 | − | 0.641452i | 10.3236 | 0 | 0.813807 | + | 6.15790i | ||||||||
269.2 | −1.38892 | − | 2.40568i | 0 | −2.85820 | + | 4.95055i | −0.292964 | + | 2.21679i | 0 | −2.56681 | + | 0.641452i | 10.3236 | 0 | 5.73980 | − | 2.37417i | ||||||||
269.3 | −1.09348 | − | 1.89395i | 0 | −1.39138 | + | 2.40993i | −0.218229 | − | 2.22539i | 0 | −0.137765 | + | 2.64216i | 1.71184 | 0 | −3.97617 | + | 2.84673i | ||||||||
269.4 | −1.09348 | − | 1.89395i | 0 | −1.39138 | + | 2.40993i | 1.81813 | + | 1.30169i | 0 | 0.137765 | − | 2.64216i | 1.71184 | 0 | 0.477256 | − | 4.86683i | ||||||||
269.5 | −1.03521 | − | 1.79303i | 0 | −1.14331 | + | 1.98027i | 0.419919 | − | 2.19629i | 0 | −2.18996 | − | 1.48461i | 0.593416 | 0 | −4.37271 | + | 1.52068i | ||||||||
269.6 | −1.03521 | − | 1.79303i | 0 | −1.14331 | + | 1.98027i | 2.11200 | + | 0.734482i | 0 | 2.18996 | + | 1.48461i | 0.593416 | 0 | −0.869406 | − | 4.54722i | ||||||||
269.7 | −0.975951 | − | 1.69040i | 0 | −0.904961 | + | 1.56744i | −2.17635 | + | 0.513320i | 0 | 2.05933 | − | 1.66107i | −0.371013 | 0 | 2.99173 | + | 3.17792i | ||||||||
269.8 | −0.975951 | − | 1.69040i | 0 | −0.904961 | + | 1.56744i | −1.53272 | + | 1.62811i | 0 | −2.05933 | + | 1.66107i | −0.371013 | 0 | 4.24802 | + | 1.00195i | ||||||||
269.9 | −0.699059 | − | 1.21081i | 0 | 0.0226319 | − | 0.0391995i | −0.911294 | − | 2.04195i | 0 | 2.09455 | + | 1.61644i | −2.85952 | 0 | −1.83535 | + | 2.53084i | ||||||||
269.10 | −0.699059 | − | 1.21081i | 0 | 0.0226319 | − | 0.0391995i | 1.31273 | + | 1.81018i | 0 | −2.09455 | − | 1.61644i | −2.85952 | 0 | 1.27410 | − | 2.85488i | ||||||||
269.11 | −0.447113 | − | 0.774423i | 0 | 0.600180 | − | 1.03954i | 1.85694 | − | 1.24570i | 0 | −2.64288 | + | 0.123314i | −2.86185 | 0 | −1.79496 | − | 0.881090i | ||||||||
269.12 | −0.447113 | − | 0.774423i | 0 | 0.600180 | − | 1.03954i | 2.00728 | − | 0.985310i | 0 | 2.64288 | − | 0.123314i | −2.86185 | 0 | −1.66053 | − | 1.11394i | ||||||||
269.13 | −0.326083 | − | 0.564792i | 0 | 0.787340 | − | 1.36371i | −2.21234 | + | 0.324872i | 0 | −1.27963 | − | 2.31572i | −2.33128 | 0 | 0.904891 | + | 1.14358i | ||||||||
269.14 | −0.326083 | − | 0.564792i | 0 | 0.787340 | − | 1.36371i | −1.38752 | + | 1.75351i | 0 | 1.27963 | + | 2.31572i | −2.33128 | 0 | 1.44281 | + | 0.211870i | ||||||||
269.15 | −0.236963 | − | 0.410432i | 0 | 0.887697 | − | 1.53754i | −0.689007 | − | 2.12727i | 0 | 1.04705 | − | 2.42975i | −1.78926 | 0 | −0.709829 | + | 0.786874i | ||||||||
269.16 | −0.236963 | − | 0.410432i | 0 | 0.887697 | − | 1.53754i | 1.49776 | + | 1.66033i | 0 | −1.04705 | + | 2.42975i | −1.78926 | 0 | 0.326538 | − | 1.00817i | ||||||||
269.17 | 0.236963 | + | 0.410432i | 0 | 0.887697 | − | 1.53754i | −1.49776 | − | 1.66033i | 0 | −1.04705 | + | 2.42975i | 1.78926 | 0 | 0.326538 | − | 1.00817i | ||||||||
269.18 | 0.236963 | + | 0.410432i | 0 | 0.887697 | − | 1.53754i | 0.689007 | + | 2.12727i | 0 | 1.04705 | − | 2.42975i | 1.78926 | 0 | −0.709829 | + | 0.786874i | ||||||||
269.19 | 0.326083 | + | 0.564792i | 0 | 0.787340 | − | 1.36371i | 1.38752 | − | 1.75351i | 0 | 1.27963 | + | 2.31572i | 2.33128 | 0 | 1.44281 | + | 0.211870i | ||||||||
269.20 | 0.326083 | + | 0.564792i | 0 | 0.787340 | − | 1.36371i | 2.21234 | − | 0.324872i | 0 | −1.27963 | − | 2.31572i | 2.33128 | 0 | 0.904891 | + | 1.14358i | ||||||||
See all 64 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
3.b | odd | 2 | 1 | inner |
5.b | even | 2 | 1 | inner |
7.d | odd | 6 | 1 | inner |
15.d | odd | 2 | 1 | inner |
21.g | even | 6 | 1 | inner |
35.i | odd | 6 | 1 | inner |
105.p | even | 6 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 945.2.bb.c | ✓ | 64 |
3.b | odd | 2 | 1 | inner | 945.2.bb.c | ✓ | 64 |
5.b | even | 2 | 1 | inner | 945.2.bb.c | ✓ | 64 |
7.d | odd | 6 | 1 | inner | 945.2.bb.c | ✓ | 64 |
15.d | odd | 2 | 1 | inner | 945.2.bb.c | ✓ | 64 |
21.g | even | 6 | 1 | inner | 945.2.bb.c | ✓ | 64 |
35.i | odd | 6 | 1 | inner | 945.2.bb.c | ✓ | 64 |
105.p | even | 6 | 1 | inner | 945.2.bb.c | ✓ | 64 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
945.2.bb.c | ✓ | 64 | 1.a | even | 1 | 1 | trivial |
945.2.bb.c | ✓ | 64 | 3.b | odd | 2 | 1 | inner |
945.2.bb.c | ✓ | 64 | 5.b | even | 2 | 1 | inner |
945.2.bb.c | ✓ | 64 | 7.d | odd | 6 | 1 | inner |
945.2.bb.c | ✓ | 64 | 15.d | odd | 2 | 1 | inner |
945.2.bb.c | ✓ | 64 | 21.g | even | 6 | 1 | inner |
945.2.bb.c | ✓ | 64 | 35.i | odd | 6 | 1 | inner |
945.2.bb.c | ✓ | 64 | 105.p | even | 6 | 1 | inner |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{32} + 24 T_{2}^{30} + 348 T_{2}^{28} + 3270 T_{2}^{26} + 22686 T_{2}^{24} + 117063 T_{2}^{22} + \cdots + 8100 \) acting on \(S_{2}^{\mathrm{new}}(945, [\chi])\).