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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 76440.g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
76440.g1 | 76440f4 | \([0, -1, 0, -27518416, 55571863516]\) | \(19129597231400697604/26325\) | \(3171440563200\) | \([2]\) | \(1769472\) | \(2.5651\) | |
76440.g2 | 76440f2 | \([0, -1, 0, -1719916, 868724116]\) | \(18681746265374416/693005625\) | \(20872043206560000\) | \([2, 2]\) | \(884736\) | \(2.2185\) | |
76440.g3 | 76440f3 | \([0, -1, 0, -1640536, 952454140]\) | \(-4053153720264484/903687890625\) | \(-108869608083600000000\) | \([2]\) | \(1769472\) | \(2.5651\) | |
76440.g4 | 76440f1 | \([0, -1, 0, -112471, 12277420]\) | \(83587439220736/13990184325\) | \(26334899130430800\) | \([2]\) | \(442368\) | \(1.8719\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 76440.g have rank \(0\).
Complex multiplication
The elliptic curves in class 76440.g do not have complex multiplication.Modular form 76440.2.a.g
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.