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SageMath
E = EllipticCurve("t1")
E.isogeny_class()
Elliptic curves in class 57498.t
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
57498.t1 | 57498r4 | \([1, 0, 0, -30256982, 64057418100]\) | \(1193961132635558617/335664\) | \(861221989350576\) | \([2]\) | \(2101248\) | \(2.6733\) | |
57498.t2 | 57498r2 | \([1, 0, 0, -1891302, 1000511460]\) | \(291605712526297/154554624\) | \(396544880429865216\) | \([2, 2]\) | \(1050624\) | \(2.3267\) | |
57498.t3 | 57498r3 | \([1, 0, 0, -1562742, 1359364692]\) | \(-164503536215257/215993306928\) | \(-554179731752412261552\) | \([2]\) | \(2101248\) | \(2.6733\) | |
57498.t4 | 57498r1 | \([1, 0, 0, -138982, 9749732]\) | \(115714886617/50921472\) | \(130650565495554048\) | \([2]\) | \(525312\) | \(1.9801\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 57498.t have rank \(1\).
Complex multiplication
The elliptic curves in class 57498.t do not have complex multiplication.Modular form 57498.2.a.t
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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.