Properties

Label 900.2.v.b
Level $900$
Weight $2$
Character orbit 900.v
Analytic conductor $7.187$
Analytic rank $0$
Dimension $224$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [900,2,Mod(71,900)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(900, base_ring=CyclotomicField(10))
 
chi = DirichletCharacter(H, H._module([5, 5, 6]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("900.71");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 900 = 2^{2} \cdot 3^{2} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 900.v (of order \(10\), degree \(4\), 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: \(7.18653618192\)
Analytic rank: \(0\)
Dimension: \(224\)
Relative dimension: \(56\) over \(\Q(\zeta_{10})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{10}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 224 q - 8 q^{4}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 224 q - 8 q^{4} - 4 q^{10} - 16 q^{13} + 40 q^{16} + 16 q^{22} + 8 q^{25} + 32 q^{28} + 92 q^{34} - 24 q^{37} + 4 q^{40} + 40 q^{46} - 336 q^{49} + 108 q^{52} + 96 q^{58} - 48 q^{61} - 80 q^{64} - 24 q^{70} - 48 q^{73} - 24 q^{76} - 72 q^{82} - 88 q^{85} - 56 q^{88} - 44 q^{94} + 152 q^{97}+O(q^{100}) \) 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.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
71.1 −1.40993 0.110020i 0 1.97579 + 0.310239i −1.15492 + 1.91472i 0 4.16958i −2.75159 0.654790i 0 1.83901 2.57255i
71.2 −1.40774 + 0.135159i 0 1.96346 0.380537i 2.23373 + 0.102263i 0 1.26741i −2.71261 + 0.801076i 0 −3.15833 + 0.157948i
71.3 −1.40145 + 0.189576i 0 1.92812 0.531361i 2.20930 0.344985i 0 3.61007i −2.60143 + 1.11020i 0 −3.03082 + 0.902307i
71.4 −1.36015 0.387300i 0 1.70000 + 1.05357i −0.338756 2.21026i 0 3.76831i −1.90420 2.09142i 0 −0.395276 + 3.13748i
71.5 −1.35751 + 0.396441i 0 1.68567 1.07635i −1.11652 1.93736i 0 4.01981i −1.86161 + 2.12942i 0 2.28374 + 2.18736i
71.6 −1.34433 + 0.439051i 0 1.61447 1.18046i 0.413768 + 2.19745i 0 0.500941i −1.65210 + 2.29577i 0 −1.52104 2.77244i
71.7 −1.32803 0.486142i 0 1.52733 + 1.29122i −0.338756 2.21026i 0 3.76831i −1.40063 2.45728i 0 −0.624621 + 3.09998i
71.8 −1.28785 + 0.584328i 0 1.31712 1.50505i −2.17612 0.514279i 0 0.743481i −0.816813 + 2.70792i 0 3.10303 0.609255i
71.9 −1.20532 0.739727i 0 0.905608 + 1.78322i −1.15492 + 1.91472i 0 4.16958i 0.227546 2.81926i 0 2.80843 1.45353i
71.10 −1.13088 + 0.849187i 0 0.557764 1.92065i 0.504670 + 2.17837i 0 1.75581i 1.00023 + 2.64567i 0 −2.42056 2.03491i
71.11 −1.05944 0.936795i 0 0.244832 + 1.98496i 2.23373 + 0.102263i 0 1.26741i 1.60011 2.33230i 0 −2.27070 2.20089i
71.12 −1.02237 0.977121i 0 0.0904680 + 1.99795i 2.20930 0.344985i 0 3.61007i 1.85975 2.13104i 0 −2.59580 1.80605i
71.13 −0.978165 + 1.02137i 0 −0.0863871 1.99813i −1.52308 + 1.63714i 0 0.652662i 2.12533 + 1.86627i 0 −0.182298 3.15702i
71.14 −0.962619 + 1.03603i 0 −0.146730 1.99461i 1.64354 1.51617i 0 2.39469i 2.20773 + 1.76803i 0 −0.0112974 + 3.16226i
71.15 −0.915667 + 1.07775i 0 −0.323107 1.97373i −1.28650 1.82891i 0 1.44868i 2.42305 + 1.45905i 0 3.14912 + 0.288136i
71.16 −0.886808 + 1.10162i 0 −0.427142 1.95385i 2.23533 + 0.0574551i 0 4.18415i 2.53120 + 1.26214i 0 −2.04560 + 2.41154i
71.17 −0.865227 1.11865i 0 −0.502766 + 1.93578i −1.11652 1.93736i 0 4.01981i 2.60047 1.11246i 0 −1.20119 + 2.92526i
71.18 −0.829522 1.14538i 0 −0.623788 + 1.90023i 0.413768 + 2.19745i 0 0.500941i 2.69393 0.861811i 0 2.17369 2.29676i
71.19 −0.737145 + 1.20690i 0 −0.913234 1.77933i 0.880067 2.05560i 0 4.89989i 2.82066 + 0.209436i 0 1.83217 + 2.57743i
71.20 −0.698435 1.22971i 0 −1.02438 + 1.71775i −2.17612 0.514279i 0 0.743481i 2.82779 + 0.0599570i 0 0.887466 + 3.03519i
See next 80 embeddings (of 224 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 71.56
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
4.b odd 2 1 inner
12.b even 2 1 inner
25.d even 5 1 inner
75.j odd 10 1 inner
100.j odd 10 1 inner
300.n even 10 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 900.2.v.b 224
3.b odd 2 1 inner 900.2.v.b 224
4.b odd 2 1 inner 900.2.v.b 224
12.b even 2 1 inner 900.2.v.b 224
25.d even 5 1 inner 900.2.v.b 224
75.j odd 10 1 inner 900.2.v.b 224
100.j odd 10 1 inner 900.2.v.b 224
300.n even 10 1 inner 900.2.v.b 224
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
900.2.v.b 224 1.a even 1 1 trivial
900.2.v.b 224 3.b odd 2 1 inner
900.2.v.b 224 4.b odd 2 1 inner
900.2.v.b 224 12.b even 2 1 inner
900.2.v.b 224 25.d even 5 1 inner
900.2.v.b 224 75.j odd 10 1 inner
900.2.v.b 224 100.j odd 10 1 inner
900.2.v.b 224 300.n even 10 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{56} + 238 T_{7}^{54} + 26443 T_{7}^{52} + 1823150 T_{7}^{50} + 87468285 T_{7}^{48} + \cdots + 94\!\cdots\!00 \) acting on \(S_{2}^{\mathrm{new}}(900, [\chi])\). Copy content Toggle raw display