Newspace parameters
comment: Compute space of new eigenforms
[N,k,chi] = [6014,2,Mod(1,6014)]
mf = mfinit([N,k,chi],0)
lf = mfeigenbasis(mf)
from sage.modular.dirichlet import DirichletCharacter
H = DirichletGroup(6014, base_ring=CyclotomicField(2))
chi = DirichletCharacter(H, H._module([0, 0]))
N = Newforms(chi, 2, names="a")
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
chi := DirichletCharacter("6014.1");
S:= CuspForms(chi, 2);
N := Newforms(S);
| Level: | \( N \) | \(=\) | \( 6014 = 2 \cdot 31 \cdot 97 \) |
| Weight: | \( k \) | \(=\) | \( 2 \) |
| Character orbit: | \([\chi]\) | \(=\) | 6014.a (trivial) |
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: | yes |
| Analytic conductor: | \(48.0220317756\) |
| Analytic rank: | \(0\) |
| Dimension: | \(5\) |
| Coefficient field: | 5.5.380224.1 |
|
comment: defining polynomial
gp: f.mod \\ as an extension of the character field
|
|
| Defining polynomial: |
\( x^{5} - 8x^{3} - 2x^{2} + 5x + 2 \)
|
| Coefficient ring: | \(\Z[a_1, a_2, a_3]\) |
| Coefficient ring index: | \( 1 \) |
| Twist minimal: | yes |
| Fricke sign: | \(-1\) |
| Sato-Tate group: | $\mathrm{SU}(2)$ |
$q$-expansion
comment: q-expansion
sage: f.q_expansion() # note that sage often uses an isomorphic number field
gp: mfcoefs(f, 20)
Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\beta_2,\beta_3,\beta_4\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.
Basis of coefficient ring in terms of a root \(\nu\) of
\( x^{5} - 8x^{3} - 2x^{2} + 5x + 2 \)
:
| \(\beta_{1}\) | \(=\) |
\( \nu \)
|
| \(\beta_{2}\) | \(=\) |
\( -\nu^{4} + 8\nu^{2} + \nu - 4 \)
|
| \(\beta_{3}\) | \(=\) |
\( 2\nu^{4} - \nu^{3} - 15\nu^{2} + 4\nu + 6 \)
|
| \(\beta_{4}\) | \(=\) |
\( 3\nu^{4} - 2\nu^{3} - 23\nu^{2} + 9\nu + 11 \)
|
| \(\nu\) | \(=\) |
\( \beta_1 \)
|
| \(\nu^{2}\) | \(=\) |
\( -\beta_{4} + 2\beta_{3} + \beta_{2} + 3 \)
|
| \(\nu^{3}\) | \(=\) |
\( -\beta_{4} + \beta_{3} - \beta_{2} + 6\beta _1 + 1 \)
|
| \(\nu^{4}\) | \(=\) |
\( -8\beta_{4} + 16\beta_{3} + 7\beta_{2} + \beta _1 + 20 \)
|
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 | \(\iota_m(\nu)\) | \( a_{2} \) | \( a_{3} \) | \( a_{4} \) | \( a_{5} \) | \( a_{6} \) | \( a_{7} \) | \( a_{8} \) | \( a_{9} \) | \( a_{10} \) | |||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.1 |
|
1.00000 | −2.56491 | 1.00000 | −1.19216 | −2.56491 | 0 | 1.00000 | 3.57875 | −1.19216 | |||||||||||||||||||||||||||||||||
| 1.2 | 1.00000 | −0.658084 | 1.00000 | 2.75080 | −0.658084 | 0 | 1.00000 | −2.56693 | 2.75080 | ||||||||||||||||||||||||||||||||||
| 1.3 | 1.00000 | −0.479072 | 1.00000 | −2.78756 | −0.479072 | 0 | 1.00000 | −2.77049 | −2.78756 | ||||||||||||||||||||||||||||||||||
| 1.4 | 1.00000 | 0.874805 | 1.00000 | −2.68974 | 0.874805 | 0 | 1.00000 | −2.23472 | −2.68974 | ||||||||||||||||||||||||||||||||||
| 1.5 | 1.00000 | 2.82726 | 1.00000 | −0.0813392 | 2.82726 | 0 | 1.00000 | 4.99338 | −0.0813392 | ||||||||||||||||||||||||||||||||||
Atkin-Lehner signs
| \( p \) | Sign |
|---|---|
| \(2\) | \(-1\) |
| \(31\) | \(1\) |
| \(97\) | \(1\) |
Inner twists
This newform does not admit any (nontrivial) inner twists.
Twists
| By twisting character orbit | |||||||
|---|---|---|---|---|---|---|---|
| Char | Parity | Ord | Mult | Type | Twist | Min | Dim |
| 1.a | even | 1 | 1 | trivial | 6014.2.a.d | ✓ | 5 |
| By twisted newform orbit | |||||||
|---|---|---|---|---|---|---|---|
| Twist | Min | Dim | Char | Parity | Ord | Mult | Type |
| 6014.2.a.d | ✓ | 5 | 1.a | even | 1 | 1 | trivial |
Hecke kernels
This newform subspace can be constructed as the kernel of the linear operator
\( T_{3}^{5} - 8T_{3}^{3} - 2T_{3}^{2} + 5T_{3} + 2 \)
acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(6014))\).
Hecke characteristic polynomials
| $p$ | $F_p(T)$ |
|---|---|
| $2$ |
\( (T - 1)^{5} \)
|
| $3$ |
\( T^{5} - 8 T^{3} + \cdots + 2 \)
|
| $5$ |
\( T^{5} + 4 T^{4} + \cdots - 2 \)
|
| $7$ |
\( T^{5} \)
|
| $11$ |
\( T^{5} - 4 T^{4} + \cdots - 26 \)
|
| $13$ |
\( T^{5} - 40 T^{3} + \cdots - 128 \)
|
| $17$ |
\( T^{5} - 14 T^{4} + \cdots + 1006 \)
|
| $19$ |
\( T^{5} + 10 T^{4} + \cdots - 172 \)
|
| $23$ |
\( T^{5} - 90 T^{3} + \cdots + 668 \)
|
| $29$ |
\( T^{5} - 12 T^{4} + \cdots + 3328 \)
|
| $31$ |
\( (T + 1)^{5} \)
|
| $37$ |
\( T^{5} \)
|
| $41$ |
\( T^{5} - 2 T^{4} + \cdots - 5344 \)
|
| $43$ |
\( T^{5} + 4 T^{4} + \cdots + 26 \)
|
| $47$ |
\( T^{5} - 40 T^{4} + \cdots + 8768 \)
|
| $53$ |
\( T^{5} - 30 T^{4} + \cdots + 6804 \)
|
| $59$ |
\( T^{5} - 22 T^{4} + \cdots + 3824 \)
|
| $61$ |
\( T^{5} + 16 T^{4} + \cdots - 512 \)
|
| $67$ |
\( T^{5} - 4 T^{4} + \cdots + 16816 \)
|
| $71$ |
\( T^{5} + 40 T^{4} + \cdots + 16384 \)
|
| $73$ |
\( T^{5} - 18 T^{4} + \cdots + 42368 \)
|
| $79$ |
\( T^{5} - 20 T^{4} + \cdots + 1024 \)
|
| $83$ |
\( T^{5} - 38 T^{4} + \cdots + 20384 \)
|
| $89$ |
\( T^{5} - 18 T^{4} + \cdots + 25312 \)
|
| $97$ |
\( (T + 1)^{5} \)
|
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