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SageMath
E = EllipticCurve("p1")
E.isogeny_class()
Elliptic curves in class 12495p
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
12495.n4 | 12495p1 | \([1, 0, 1, 1542, 31063]\) | \(3449795831/5510295\) | \(-648280696455\) | \([2]\) | \(18432\) | \(0.95164\) | \(\Gamma_0(N)\)-optimal |
12495.n3 | 12495p2 | \([1, 0, 1, -10463, 314381]\) | \(1076575468249/258084225\) | \(30363350987025\) | \([2, 2]\) | \(36864\) | \(1.2982\) | |
12495.n2 | 12495p3 | \([1, 0, 1, -56768, -4945867]\) | \(171963096231529/9865918125\) | \(1160715401488125\) | \([2]\) | \(73728\) | \(1.6448\) | |
12495.n1 | 12495p4 | \([1, 0, 1, -156238, 23755001]\) | \(3585019225176649/316207395\) | \(37201483814355\) | \([4]\) | \(73728\) | \(1.6448\) |
Rank
sage: E.rank()
The elliptic curves in class 12495p have rank \(1\).
Complex multiplication
The elliptic curves in class 12495p do not have complex multiplication.Modular form 12495.2.a.p
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.