Properties

Label 1932.1.bi.c
Level $1932$
Weight $1$
Character orbit 1932.bi
Analytic conductor $0.964$
Analytic rank $0$
Dimension $10$
Projective image $D_{11}$
CM discriminant -84
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1932,1,Mod(167,1932)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1932, base_ring=CyclotomicField(22))
 
chi = DirichletCharacter(H, H._module([11, 11, 11, 18]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1932.167");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1932 = 2^{2} \cdot 3 \cdot 7 \cdot 23 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 1932.bi (of order \(22\), degree \(10\), 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: \(0.964193604407\)
Analytic rank: \(0\)
Dimension: \(10\)
Coefficient field: \(\Q(\zeta_{22})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{10} - x^{9} + x^{8} - x^{7} + x^{6} - x^{5} + x^{4} - x^{3} + x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{11}\)
Projective field: Galois closure of \(\mathbb{Q}[x]/(x^{11} - \cdots)\)

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

The \(q\)-expansion and trace form are shown below.

\(f(q)\) \(=\) \( q + \zeta_{22}^{7} q^{2} - \zeta_{22} q^{3} - \zeta_{22}^{3} q^{4} + ( - \zeta_{22}^{6} + \zeta_{22}) q^{5} - \zeta_{22}^{8} q^{6} + \zeta_{22}^{6} q^{7} - \zeta_{22}^{10} q^{8} + \zeta_{22}^{2} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q + \zeta_{22}^{7} q^{2} - \zeta_{22} q^{3} - \zeta_{22}^{3} q^{4} + ( - \zeta_{22}^{6} + \zeta_{22}) q^{5} - \zeta_{22}^{8} q^{6} + \zeta_{22}^{6} q^{7} - \zeta_{22}^{10} q^{8} + \zeta_{22}^{2} q^{9} + (\zeta_{22}^{8} + \zeta_{22}^{2}) q^{10} + ( - \zeta_{22}^{10} + \zeta_{22}^{9}) q^{11} + \zeta_{22}^{4} q^{12} - \zeta_{22}^{2} q^{14} + (\zeta_{22}^{7} - \zeta_{22}^{2}) q^{15} + \zeta_{22}^{6} q^{16} + (\zeta_{22}^{9} + \zeta_{22}^{7}) q^{17} + \zeta_{22}^{9} q^{18} + (\zeta_{22}^{10} - \zeta_{22}^{7}) q^{19} + (\zeta_{22}^{9} - \zeta_{22}^{4}) q^{20} - \zeta_{22}^{7} q^{21} + (\zeta_{22}^{6} - \zeta_{22}^{5}) q^{22} + \zeta_{22}^{3} q^{23} - q^{24} + ( - \zeta_{22}^{7} + \zeta_{22}^{2} - \zeta_{22}) q^{25} - \zeta_{22}^{3} q^{27} - \zeta_{22}^{9} q^{28} + ( - \zeta_{22}^{9} - \zeta_{22}^{3}) q^{30} + ( - \zeta_{22}^{9} + 1) q^{31} - \zeta_{22}^{2} q^{32} + ( - \zeta_{22}^{10} - 1) q^{33} + ( - \zeta_{22}^{5} - \zeta_{22}^{3}) q^{34} + (\zeta_{22}^{7} + \zeta_{22}) q^{35} - \zeta_{22}^{5} q^{36} + (\zeta_{22}^{4} + 1) q^{37} + ( - \zeta_{22}^{6} + \zeta_{22}^{3}) q^{38} + ( - \zeta_{22}^{5} + 1) q^{40} + (\zeta_{22}^{5} - \zeta_{22}^{2}) q^{41} + \zeta_{22}^{3} q^{42} + ( - \zeta_{22}^{2} + \zeta_{22}) q^{44} + ( - \zeta_{22}^{8} + \zeta_{22}^{3}) q^{45} + \zeta_{22}^{10} q^{46} - \zeta_{22}^{7} q^{48} - \zeta_{22} q^{49} + (\zeta_{22}^{9} + \cdots + \zeta_{22}^{3}) q^{50} + \cdots + (\zeta_{22} - 1) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 10 q + q^{2} - q^{3} - q^{4} + 2 q^{5} + q^{6} - q^{7} + q^{8} - q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 10 q + q^{2} - q^{3} - q^{4} + 2 q^{5} + q^{6} - q^{7} + q^{8} - q^{9} - 2 q^{10} + 2 q^{11} - q^{12} + q^{14} + 2 q^{15} - q^{16} + 2 q^{17} + q^{18} - 2 q^{19} + 2 q^{20} - q^{21} - 2 q^{22} + q^{23} - 10 q^{24} - 3 q^{25} - q^{27} - q^{28} - 2 q^{30} + 9 q^{31} + q^{32} - 9 q^{33} - 2 q^{34} + 2 q^{35} - q^{36} + 9 q^{37} + 2 q^{38} + 9 q^{40} + 2 q^{41} + q^{42} + 2 q^{44} + 2 q^{45} - q^{46} - q^{48} - q^{49} + 3 q^{50} + 2 q^{51} + q^{54} + 7 q^{55} + q^{56} + 9 q^{57} + 2 q^{60} + 2 q^{62} - q^{63} - q^{64} - 2 q^{66} + 2 q^{68} + q^{69} - 2 q^{70} + 2 q^{71} + q^{72} - 9 q^{74} - 3 q^{75} - 2 q^{76} + 2 q^{77} + 2 q^{80} - q^{81} - 2 q^{82} - q^{84} - 4 q^{85} - 2 q^{88} + 2 q^{89} - 2 q^{90} + q^{92} - 2 q^{93} - 7 q^{95} + q^{96} + q^{98} - 9 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1932\mathbb{Z}\right)^\times\).

\(n\) \(829\) \(925\) \(967\) \(1289\)
\(\chi(n)\) \(-1\) \(-\zeta_{22}^{7}\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
167.1
0.959493 + 0.281733i
−0.841254 0.540641i
0.142315 0.989821i
0.959493 0.281733i
−0.415415 + 0.909632i
0.654861 0.755750i
0.142315 + 0.989821i
0.654861 + 0.755750i
−0.841254 + 0.540641i
−0.415415 0.909632i
−0.415415 + 0.909632i −0.959493 0.281733i −0.654861 0.755750i 1.10181 0.708089i 0.654861 0.755750i −0.142315 + 0.989821i 0.959493 0.281733i 0.841254 + 0.540641i 0.186393 + 1.29639i
335.1 0.654861 + 0.755750i 0.841254 + 0.540641i −0.142315 + 0.989821i 0.118239 0.258908i 0.142315 + 0.989821i −0.959493 0.281733i −0.841254 + 0.540641i 0.415415 + 0.909632i 0.273100 0.0801894i
587.1 −0.841254 + 0.540641i −0.142315 + 0.989821i 0.415415 0.909632i 0.797176 0.234072i −0.415415 0.909632i −0.654861 0.755750i 0.142315 + 0.989821i −0.959493 0.281733i −0.544078 + 0.627899i
671.1 −0.415415 0.909632i −0.959493 + 0.281733i −0.654861 + 0.755750i 1.10181 + 0.708089i 0.654861 + 0.755750i −0.142315 0.989821i 0.959493 + 0.281733i 0.841254 0.540641i 0.186393 1.29639i
923.1 0.142315 + 0.989821i 0.415415 0.909632i −0.959493 + 0.281733i −1.25667 + 1.45027i 0.959493 + 0.281733i 0.841254 0.540641i −0.415415 0.909632i −0.654861 0.755750i −1.61435 1.03748i
1007.1 0.959493 + 0.281733i −0.654861 + 0.755750i 0.841254 + 0.540641i 0.239446 1.66538i −0.841254 + 0.540641i 0.415415 + 0.909632i 0.654861 + 0.755750i −0.142315 0.989821i 0.698939 1.53046i
1175.1 −0.841254 0.540641i −0.142315 0.989821i 0.415415 + 0.909632i 0.797176 + 0.234072i −0.415415 + 0.909632i −0.654861 + 0.755750i 0.142315 0.989821i −0.959493 + 0.281733i −0.544078 0.627899i
1343.1 0.959493 0.281733i −0.654861 0.755750i 0.841254 0.540641i 0.239446 + 1.66538i −0.841254 0.540641i 0.415415 0.909632i 0.654861 0.755750i −0.142315 + 0.989821i 0.698939 + 1.53046i
1511.1 0.654861 0.755750i 0.841254 0.540641i −0.142315 0.989821i 0.118239 + 0.258908i 0.142315 0.989821i −0.959493 + 0.281733i −0.841254 0.540641i 0.415415 0.909632i 0.273100 + 0.0801894i
1595.1 0.142315 0.989821i 0.415415 + 0.909632i −0.959493 0.281733i −1.25667 1.45027i 0.959493 0.281733i 0.841254 + 0.540641i −0.415415 + 0.909632i −0.654861 + 0.755750i −1.61435 + 1.03748i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 167.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
84.h odd 2 1 CM by \(\Q(\sqrt{-21}) \)
23.c even 11 1 inner
1932.bi odd 22 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1932.1.bi.c yes 10
3.b odd 2 1 1932.1.bi.a 10
4.b odd 2 1 1932.1.bi.b yes 10
7.b odd 2 1 1932.1.bi.d yes 10
12.b even 2 1 1932.1.bi.d yes 10
21.c even 2 1 1932.1.bi.b yes 10
23.c even 11 1 inner 1932.1.bi.c yes 10
28.d even 2 1 1932.1.bi.a 10
69.h odd 22 1 1932.1.bi.a 10
84.h odd 2 1 CM 1932.1.bi.c yes 10
92.g odd 22 1 1932.1.bi.b yes 10
161.l odd 22 1 1932.1.bi.d yes 10
276.o even 22 1 1932.1.bi.d yes 10
483.v even 22 1 1932.1.bi.b yes 10
644.t even 22 1 1932.1.bi.a 10
1932.bi odd 22 1 inner 1932.1.bi.c yes 10
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1932.1.bi.a 10 3.b odd 2 1
1932.1.bi.a 10 28.d even 2 1
1932.1.bi.a 10 69.h odd 22 1
1932.1.bi.a 10 644.t even 22 1
1932.1.bi.b yes 10 4.b odd 2 1
1932.1.bi.b yes 10 21.c even 2 1
1932.1.bi.b yes 10 92.g odd 22 1
1932.1.bi.b yes 10 483.v even 22 1
1932.1.bi.c yes 10 1.a even 1 1 trivial
1932.1.bi.c yes 10 23.c even 11 1 inner
1932.1.bi.c yes 10 84.h odd 2 1 CM
1932.1.bi.c yes 10 1932.bi odd 22 1 inner
1932.1.bi.d yes 10 7.b odd 2 1
1932.1.bi.d yes 10 12.b even 2 1
1932.1.bi.d yes 10 161.l odd 22 1
1932.1.bi.d yes 10 276.o even 22 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{1}^{\mathrm{new}}(1932, [\chi])\):

\( T_{5}^{10} - 2T_{5}^{9} + 4T_{5}^{8} - 8T_{5}^{7} + 16T_{5}^{6} - 32T_{5}^{5} + 53T_{5}^{4} - 51T_{5}^{3} + 25T_{5}^{2} - 6T_{5} + 1 \) Copy content Toggle raw display
\( T_{11}^{10} - 2 T_{11}^{9} + 4 T_{11}^{8} - 8 T_{11}^{7} + 16 T_{11}^{6} - 32 T_{11}^{5} + 53 T_{11}^{4} + \cdots + 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{10} - T^{9} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{10} + T^{9} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{10} - 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$7$ \( T^{10} + T^{9} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{10} - 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$13$ \( T^{10} \) Copy content Toggle raw display
$17$ \( T^{10} - 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( T^{10} + 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$23$ \( T^{10} - T^{9} + \cdots + 1 \) Copy content Toggle raw display
$29$ \( T^{10} \) Copy content Toggle raw display
$31$ \( T^{10} - 9 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$37$ \( T^{10} - 9 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$41$ \( T^{10} - 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$43$ \( T^{10} \) Copy content Toggle raw display
$47$ \( T^{10} \) Copy content Toggle raw display
$53$ \( T^{10} \) Copy content Toggle raw display
$59$ \( T^{10} \) Copy content Toggle raw display
$61$ \( T^{10} \) Copy content Toggle raw display
$67$ \( T^{10} \) Copy content Toggle raw display
$71$ \( T^{10} - 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$73$ \( T^{10} \) Copy content Toggle raw display
$79$ \( T^{10} \) Copy content Toggle raw display
$83$ \( T^{10} \) Copy content Toggle raw display
$89$ \( T^{10} - 2 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$97$ \( T^{10} \) Copy content Toggle raw display
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