Properties

Label 112896.f
Number of curves $2$
Conductor $112896$
CM \(\Q(\sqrt{-1}) \)
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("f1")
 
E.isogeny_class()
 

Elliptic curves in class 112896.f

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality CM discriminant
112896.f1 112896u2 \([0, 0, 0, -8232, 0]\) \(1728\) \(35702288842752\) \([2]\) \(401408\) \(1.2900\)   \(-4\)
112896.f2 112896u1 \([0, 0, 0, 2058, 0]\) \(1728\) \(-557848263168\) \([2]\) \(200704\) \(0.94341\) \(\Gamma_0(N)\)-optimal \(-4\)

Rank

sage: E.rank()
 

The elliptic curves in class 112896.f have rank \(0\).

Complex multiplication

Each elliptic curve in class 112896.f has complex multiplication by an order in the imaginary quadratic field \(\Q(\sqrt{-1}) \).

Modular form 112896.2.a.f

sage: E.q_eigenform(10)
 
\(q - 4 q^{5} + 6 q^{13} + 2 q^{17} + O(q^{20})\) Copy content Toggle raw display

Isogeny matrix

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.

\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.