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SageMath
E = EllipticCurve("da1")
E.isogeny_class()
Elliptic curves in class 126150.da
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
126150.da1 | 126150cr2 | \([1, 0, 0, -136894213, -618304310833]\) | \(-30526075007211889/103499257854\) | \(-961933941839868955218750\) | \([]\) | \(23049600\) | \(3.4660\) | |
126150.da2 | 126150cr1 | \([1, 0, 0, -21463, 417917417]\) | \(-117649/8118144\) | \(-75450958975566000000\) | \([]\) | \(3292800\) | \(2.4931\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 126150.da have rank \(1\).
Complex multiplication
The elliptic curves in class 126150.da do not have complex multiplication.Modular form 126150.2.a.da
sage: E.q_eigenform(10)
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.
\(\left(\begin{array}{rr} 1 & 7 \\ 7 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.