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SageMath
E = EllipticCurve("q1")
E.isogeny_class()
Elliptic curves in class 17325q
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
17325.bi3 | 17325q1 | \([1, -1, 0, -3654567, 2689983216]\) | \(473897054735271721/779625\) | \(8880416015625\) | \([2]\) | \(221184\) | \(2.1764\) | \(\Gamma_0(N)\)-optimal |
17325.bi2 | 17325q2 | \([1, -1, 0, -3655692, 2688245091]\) | \(474334834335054841/607815140625\) | \(6923394336181640625\) | \([2, 2]\) | \(442368\) | \(2.5229\) | |
17325.bi1 | 17325q3 | \([1, -1, 0, -4658067, 1097475966]\) | \(981281029968144361/522287841796875\) | \(5949184947967529296875\) | \([2]\) | \(884736\) | \(2.8695\) | |
17325.bi4 | 17325q4 | \([1, -1, 0, -2671317, 4167760716]\) | \(-185077034913624841/551466161890875\) | \(-6281544250288248046875\) | \([2]\) | \(884736\) | \(2.8695\) |
Rank
sage: E.rank()
The elliptic curves in class 17325q have rank \(1\).
Complex multiplication
The elliptic curves in class 17325q do not have complex multiplication.Modular form 17325.2.a.q
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 Cremona numbering.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.