Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [80,3,Mod(53,80)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(80, base_ring=CyclotomicField(4))
chi = DirichletCharacter(H, H._module([0, 1, 3]))
N = Newforms(chi, 3, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("80.53");
S:= CuspForms(chi, 3);
N := Newforms(S);
Level: | \( N \) | \(=\) | \( 80 = 2^{4} \cdot 5 \) |
Weight: | \( k \) | \(=\) | \( 3 \) |
Character orbit: | \([\chi]\) | \(=\) | 80.t (of order \(4\), 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: | \(2.17984211488\) |
Analytic rank: | \(0\) |
Dimension: | \(44\) |
Relative dimension: | \(22\) over \(\Q(i)\) |
Twist minimal: | yes |
Sato-Tate group: | $\mathrm{SU}(2)[C_{4}]$ |
$q$-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 | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
53.1 | −1.96193 | + | 0.388354i | −4.95045 | 3.69836 | − | 1.52385i | −3.04373 | − | 3.96683i | 9.71244 | − | 1.92253i | 7.61189 | + | 7.61189i | −6.66415 | + | 4.42596i | 15.5069 | 7.51212 | + | 6.60061i | ||||
53.2 | −1.94569 | + | 0.462923i | 4.38426 | 3.57140 | − | 1.80141i | 1.54952 | − | 4.75384i | −8.53040 | + | 2.02957i | −3.84157 | − | 3.84157i | −6.11493 | + | 5.15826i | 10.2217 | −0.814216 | + | 9.96680i | ||||
53.3 | −1.92883 | + | 0.528784i | −2.05195 | 3.44078 | − | 2.03987i | 1.09885 | + | 4.87776i | 3.95786 | − | 1.08504i | −6.87250 | − | 6.87250i | −5.55803 | + | 5.75399i | −4.78950 | −4.69877 | − | 8.82732i | ||||
53.4 | −1.89674 | − | 0.634321i | 2.77329 | 3.19527 | + | 2.40629i | −2.05735 | + | 4.55712i | −5.26021 | − | 1.75915i | 5.39242 | + | 5.39242i | −4.53426 | − | 6.59094i | −1.30888 | 6.79294 | − | 7.33867i | ||||
53.5 | −1.55338 | − | 1.25977i | −0.119786 | 0.825960 | + | 3.91379i | −3.18046 | − | 3.85807i | 0.186072 | + | 0.150902i | −4.73972 | − | 4.73972i | 3.64745 | − | 7.12012i | −8.98565 | 0.0801655 | + | 9.99968i | ||||
53.6 | −1.35261 | − | 1.47324i | −4.50609 | −0.340894 | + | 3.98545i | 4.65788 | + | 1.81773i | 6.09498 | + | 6.63857i | −1.52625 | − | 1.52625i | 6.33263 | − | 4.88854i | 11.3048 | −3.62234 | − | 9.32087i | ||||
53.7 | −1.20488 | + | 1.59633i | 0.390820 | −1.09653 | − | 3.84677i | 4.99627 | + | 0.192979i | −0.470891 | + | 0.623877i | 6.36907 | + | 6.36907i | 7.46189 | + | 2.88447i | −8.84726 | −6.32797 | + | 7.74318i | ||||
53.8 | −0.993712 | + | 1.73567i | −0.616720 | −2.02507 | − | 3.44951i | −4.57731 | − | 2.01201i | 0.612842 | − | 1.07042i | −3.63369 | − | 3.63369i | 7.99953 | − | 0.0870298i | −8.61966 | 8.04071 | − | 5.94533i | ||||
53.9 | −0.800895 | − | 1.83264i | 3.83124 | −2.71713 | + | 2.93550i | 4.99784 | + | 0.146974i | −3.06842 | − | 7.02129i | 1.69668 | + | 1.69668i | 7.55586 | + | 2.62850i | 5.67842 | −3.73339 | − | 9.27695i | ||||
53.10 | −0.419008 | + | 1.95562i | 5.73309 | −3.64886 | − | 1.63884i | −0.266013 | + | 4.99292i | −2.40221 | + | 11.2117i | −3.79616 | − | 3.79616i | 4.73384 | − | 6.44909i | 23.8683 | −9.65277 | − | 2.61229i | ||||
53.11 | −0.284962 | − | 1.97960i | −2.50699 | −3.83759 | + | 1.12822i | −4.36488 | + | 2.43881i | 0.714398 | + | 4.96283i | 7.18571 | + | 7.18571i | 3.32699 | + | 7.27538i | −2.71500 | 6.07168 | + | 7.94573i | ||||
53.12 | 0.0957584 | + | 1.99771i | −4.94472 | −3.98166 | + | 0.382594i | 3.69037 | − | 3.37360i | −0.473499 | − | 9.87810i | −3.22480 | − | 3.22480i | −1.14559 | − | 7.91755i | 15.4503 | 7.09285 | + | 7.04922i | ||||
53.13 | 0.565399 | − | 1.91842i | −1.96075 | −3.36065 | − | 2.16934i | 2.39640 | − | 4.38831i | −1.10861 | + | 3.76154i | −2.51657 | − | 2.51657i | −6.06181 | + | 5.22058i | −5.15546 | −7.06369 | − | 7.07844i | ||||
53.14 | 0.635873 | + | 1.89622i | −1.50709 | −3.19133 | + | 2.41151i | −3.37127 | + | 3.69249i | −0.958316 | − | 2.85778i | 1.28182 | + | 1.28182i | −6.60205 | − | 4.51807i | −6.72868 | −9.14550 | − | 4.04473i | ||||
53.15 | 0.715976 | − | 1.86745i | 4.59062 | −2.97476 | − | 2.67410i | −4.31900 | − | 2.51918i | 3.28677 | − | 8.57276i | 1.15913 | + | 1.15913i | −7.12361 | + | 3.64063i | 12.0738 | −7.79675 | + | 6.26185i | ||||
53.16 | 0.884585 | + | 1.79374i | 3.32036 | −2.43502 | + | 3.17343i | −1.05740 | − | 4.88691i | 2.93714 | + | 5.95587i | 9.08173 | + | 9.08173i | −7.84630 | − | 1.56062i | 2.02480 | 7.83050 | − | 6.21959i | ||||
53.17 | 1.46337 | + | 1.36329i | 1.90859 | 0.282885 | + | 3.98998i | 4.97175 | − | 0.530759i | 2.79297 | + | 2.60196i | −8.62025 | − | 8.62025i | −5.02554 | + | 6.22446i | −5.35728 | 7.99907 | + | 6.00124i | ||||
53.18 | 1.51908 | − | 1.30092i | 1.70661 | 0.615196 | − | 3.95241i | 2.37894 | + | 4.39780i | 2.59247 | − | 2.22016i | 0.332763 | + | 0.332763i | −4.20725 | − | 6.80434i | −6.08749 | 9.33499 | + | 3.58579i | ||||
53.19 | 1.65576 | − | 1.12181i | −5.30326 | 1.48309 | − | 3.71489i | −4.70173 | + | 1.70109i | −8.78093 | + | 5.94924i | −7.26221 | − | 7.26221i | −1.71176 | − | 7.81472i | 19.1246 | −5.87666 | + | 8.09104i | ||||
53.20 | 1.86073 | + | 0.733258i | −3.80597 | 2.92466 | + | 2.72880i | 2.60487 | + | 4.26786i | −7.08190 | − | 2.79076i | 5.17093 | + | 5.17093i | 3.44111 | + | 7.22210i | 5.48540 | 1.71753 | + | 9.85140i | ||||
See all 44 embeddings |
Inner twists
Char | Parity | Ord | Mult | Type |
---|---|---|---|---|
1.a | even | 1 | 1 | trivial |
80.t | odd | 4 | 1 | inner |
Twists
By twisting character orbit | |||||||
---|---|---|---|---|---|---|---|
Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
1.a | even | 1 | 1 | trivial | 80.3.t.a | yes | 44 |
4.b | odd | 2 | 1 | 320.3.t.a | 44 | ||
5.b | even | 2 | 1 | 400.3.t.b | 44 | ||
5.c | odd | 4 | 1 | 80.3.i.a | ✓ | 44 | |
5.c | odd | 4 | 1 | 400.3.i.b | 44 | ||
8.b | even | 2 | 1 | 640.3.t.b | 44 | ||
8.d | odd | 2 | 1 | 640.3.t.a | 44 | ||
16.e | even | 4 | 1 | 80.3.i.a | ✓ | 44 | |
16.e | even | 4 | 1 | 640.3.i.b | 44 | ||
16.f | odd | 4 | 1 | 320.3.i.a | 44 | ||
16.f | odd | 4 | 1 | 640.3.i.a | 44 | ||
20.e | even | 4 | 1 | 320.3.i.a | 44 | ||
40.i | odd | 4 | 1 | 640.3.i.b | 44 | ||
40.k | even | 4 | 1 | 640.3.i.a | 44 | ||
80.i | odd | 4 | 1 | 400.3.t.b | 44 | ||
80.i | odd | 4 | 1 | 640.3.t.b | 44 | ||
80.j | even | 4 | 1 | 320.3.t.a | 44 | ||
80.q | even | 4 | 1 | 400.3.i.b | 44 | ||
80.s | even | 4 | 1 | 640.3.t.a | 44 | ||
80.t | odd | 4 | 1 | inner | 80.3.t.a | yes | 44 |
By twisted newform orbit | |||||||
---|---|---|---|---|---|---|---|
Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
80.3.i.a | ✓ | 44 | 5.c | odd | 4 | 1 | |
80.3.i.a | ✓ | 44 | 16.e | even | 4 | 1 | |
80.3.t.a | yes | 44 | 1.a | even | 1 | 1 | trivial |
80.3.t.a | yes | 44 | 80.t | odd | 4 | 1 | inner |
320.3.i.a | 44 | 16.f | odd | 4 | 1 | ||
320.3.i.a | 44 | 20.e | even | 4 | 1 | ||
320.3.t.a | 44 | 4.b | odd | 2 | 1 | ||
320.3.t.a | 44 | 80.j | even | 4 | 1 | ||
400.3.i.b | 44 | 5.c | odd | 4 | 1 | ||
400.3.i.b | 44 | 80.q | even | 4 | 1 | ||
400.3.t.b | 44 | 5.b | even | 2 | 1 | ||
400.3.t.b | 44 | 80.i | odd | 4 | 1 | ||
640.3.i.a | 44 | 16.f | odd | 4 | 1 | ||
640.3.i.a | 44 | 40.k | even | 4 | 1 | ||
640.3.i.b | 44 | 16.e | even | 4 | 1 | ||
640.3.i.b | 44 | 40.i | odd | 4 | 1 | ||
640.3.t.a | 44 | 8.d | odd | 2 | 1 | ||
640.3.t.a | 44 | 80.s | even | 4 | 1 | ||
640.3.t.b | 44 | 8.b | even | 2 | 1 | ||
640.3.t.b | 44 | 80.i | odd | 4 | 1 |
Hecke kernels
This newform subspace is the entire newspace \(S_{3}^{\mathrm{new}}(80, [\chi])\).