Properties

Label 54.b
Number of curves $3$
Conductor $54$
CM no
Rank $0$
Graph

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Show commands: SageMath
Copy content sage:E = EllipticCurve("b1") E.isogeny_class()
 

Rank

Copy content sage:E.rank()
 

The elliptic curves in class 54.b have rank \(0\).

L-function data

 
Bad L-factors:
Prime L-Factor
\(2\)\(1 - T\)
\(3\)\(1\)
 
Good L-factors:
Prime L-Factor Isogeny Class over \(\mathbb{F}_p\)
\(5\) \( 1 + 3 T + 5 T^{2}\) 1.5.d
\(7\) \( 1 + T + 7 T^{2}\) 1.7.b
\(11\) \( 1 - 3 T + 11 T^{2}\) 1.11.ad
\(13\) \( 1 + 4 T + 13 T^{2}\) 1.13.e
\(17\) \( 1 + 17 T^{2}\) 1.17.a
\(19\) \( 1 - 2 T + 19 T^{2}\) 1.19.ac
\(23\) \( 1 - 6 T + 23 T^{2}\) 1.23.ag
\(29\) \( 1 + 6 T + 29 T^{2}\) 1.29.g
$\cdots$$\cdots$$\cdots$
 
See L-function page for more information

Complex multiplication

The elliptic curves in class 54.b do not have complex multiplication.

Modular form 54.2.a.b

Copy content sage:E.q_eigenform(10)
 
\(q + q^{2} + q^{4} - 3 q^{5} - q^{7} + q^{8} - 3 q^{10} + 3 q^{11} - 4 q^{13} - q^{14} + q^{16} + 2 q^{19} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

Copy content sage:E.isogeny_class().matrix()
 

The \(i,j\) entry is the smallest degree of a cyclic isogeny between the \(i\)-th and \(j\)-th curve in the isogeny class, in the LMFDB numbering.

\(\left(\begin{array}{rrr} 1 & 9 & 3 \\ 9 & 1 & 3 \\ 3 & 3 & 1 \end{array}\right)\)

Isogeny graph

Copy content sage:E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with LMFDB labels.

Elliptic curves in class 54.b

Copy content sage:E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
54.b1 54b2 \([1, -1, 1, -29, -53]\) \(-132651/2\) \(-39366\) \([]\) \(6\) \(-0.31520\)  
54.b2 54b3 \([1, -1, 1, -14, 29]\) \(-1167051/512\) \(-124416\) \([9]\) \(6\) \(-0.31520\)  
54.b3 54b1 \([1, -1, 1, 1, -1]\) \(9261/8\) \(-216\) \([3]\) \(2\) \(-0.86451\) \(\Gamma_0(N)\)-optimal