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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [451,2,Mod(1,451)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("451.1"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(451, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 451 = 11 \cdot 41 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 451.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [5,-2,0] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(3)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(3.60125313116\)
Analytic rank: \(1\)
Dimension: \(5\)
Coefficient field: 5.5.24217.1
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{5} - 5x^{3} - x^{2} + 3x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Fricke sign: \(+1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content 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.

\(f(q)\) \(=\) \( q + \beta_1 q^{2} + ( - \beta_{3} + \beta_{2} + \beta_1) q^{3} + (\beta_{4} - \beta_{2} - 2 \beta_1) q^{4} + ( - \beta_{4} + \beta_{3} + \beta_{2} + \cdots - 2) q^{5} + (\beta_{4} + \beta_{3} - 2 \beta_{2} + \cdots + 1) q^{6}+ \cdots + ( - \beta_{4} - \beta_{3} + \beta_{2} - 1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 5 q - 2 q^{2} - 8 q^{5} + 3 q^{6} - 5 q^{7} - 6 q^{8} - q^{9} + 6 q^{10} + 5 q^{11} - 5 q^{12} - 5 q^{13} - 6 q^{14} - 5 q^{15} + 2 q^{16} + 3 q^{17} - 10 q^{18} - 11 q^{19} - 17 q^{20} - 21 q^{21} - 2 q^{22}+ \cdots - q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{5} - 5x^{3} - x^{2} + 3x + 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu^{4} - 5\nu^{2} + 2 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( -\nu^{4} + 5\nu^{2} + \nu - 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( -\nu^{4} + \nu^{3} + 5\nu^{2} - 3\nu - 3 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( 2\nu^{4} - \nu^{3} - 9\nu^{2} + 3\nu + 3 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_{2} + \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{4} + \beta_{3} - \beta _1 + 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} + 3\beta_{2} + 4\beta _1 + 1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 5\beta_{4} + 5\beta_{3} - 4\beta _1 + 8 \) Copy content Toggle raw display

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.

Copy content comment:embeddings in the coefficient field
 
Copy content 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
−1.96003
0.878095
−0.722813
2.17442
−0.369680
−2.44983 −1.76009 4.00166 −3.75177 4.31193 2.72012 −4.90374 0.0979280 9.19119
1.2 −1.26073 2.57459 −0.410549 −2.02521 −3.24587 −4.45268 3.03906 3.62851 2.55325
1.3 −0.339328 −1.85294 −1.88486 1.35431 0.628755 1.57575 1.31824 0.433386 −0.459556
1.4 0.714533 0.131284 −1.48944 0.818050 0.0938067 −3.30571 −2.49332 −2.98276 0.584524
1.5 1.33536 0.907159 −0.216816 −4.39538 1.21138 −1.53748 −2.96025 −2.17706 −5.86941
\(n\): e.g. 2-40 or 80-90
Embeddings: e.g. 1-3 or 1.5
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(11\) \( -1 \)
\(41\) \( -1 \)

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 451.2.a.c ✓ 5
3.b odd 2 1 4059.2.a.o 5
4.b odd 2 1 7216.2.a.r 5
11.b odd 2 1 4961.2.a.f 5
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
451.2.a.c ✓ 5 1.a even 1 1 trivial
4059.2.a.o 5 3.b odd 2 1
4961.2.a.f 5 11.b odd 2 1
7216.2.a.r 5 4.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{5} + 2T_{2}^{4} - 3T_{2}^{3} - 4T_{2}^{2} + 2T_{2} + 1 \) acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(451))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{5} + 2 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{5} - 7 T^{3} + \cdots - 1 \) Copy content Toggle raw display
$5$ \( T^{5} + 8 T^{4} + \cdots + 37 \) Copy content Toggle raw display
$7$ \( T^{5} + 5 T^{4} + \cdots + 97 \) Copy content Toggle raw display
$11$ \( (T - 1)^{5} \) Copy content Toggle raw display
$13$ \( T^{5} + 5 T^{4} + \cdots + 1 \) Copy content Toggle raw display
$17$ \( T^{5} - 3 T^{4} + \cdots + 493 \) Copy content Toggle raw display
$19$ \( T^{5} + 11 T^{4} + \cdots - 835 \) Copy content Toggle raw display
$23$ \( T^{5} + 7 T^{4} + \cdots - 59 \) Copy content Toggle raw display
$29$ \( T^{5} + 24 T^{4} + \cdots + 365 \) Copy content Toggle raw display
$31$ \( T^{5} + 13 T^{4} + \cdots - 391 \) Copy content Toggle raw display
$37$ \( T^{5} - 2 T^{4} + \cdots - 1193 \) Copy content Toggle raw display
$41$ \( (T - 1)^{5} \) Copy content Toggle raw display
$43$ \( T^{5} + 12 T^{4} + \cdots + 9547 \) Copy content Toggle raw display
$47$ \( T^{5} + 6 T^{4} + \cdots + 1193 \) Copy content Toggle raw display
$53$ \( T^{5} + 28 T^{4} + \cdots - 29087 \) Copy content Toggle raw display
$59$ \( T^{5} + 5 T^{4} + \cdots - 1385 \) Copy content Toggle raw display
$61$ \( T^{5} + 15 T^{4} + \cdots + 105361 \) Copy content Toggle raw display
$67$ \( T^{5} - 30 T^{4} + \cdots + 13859 \) Copy content Toggle raw display
$71$ \( T^{5} + T^{4} + \cdots + 17629 \) Copy content Toggle raw display
$73$ \( T^{5} - T^{4} + \cdots - 661 \) Copy content Toggle raw display
$79$ \( T^{5} + 4 T^{4} + \cdots + 17785 \) Copy content Toggle raw display
$83$ \( T^{5} - 6 T^{4} + \cdots + 3209 \) Copy content Toggle raw display
$89$ \( T^{5} + 6 T^{4} + \cdots + 12745 \) Copy content Toggle raw display
$97$ \( T^{5} - 23 T^{4} + \cdots - 13219 \) Copy content Toggle raw display
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