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SageMath
E = EllipticCurve("es1")
E.isogeny_class()
Elliptic curves in class 145200es
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
145200.i3 | 145200es1 | \([0, -1, 0, -315608, -67566288]\) | \(30664297/297\) | \(33673831488000000\) | \([2]\) | \(1474560\) | \(1.9910\) | \(\Gamma_0(N)\)-optimal |
145200.i2 | 145200es2 | \([0, -1, 0, -557608, 50529712]\) | \(169112377/88209\) | \(10001127951936000000\) | \([2, 2]\) | \(2949120\) | \(2.3376\) | |
145200.i1 | 145200es3 | \([0, -1, 0, -7091608, 7264065712]\) | \(347873904937/395307\) | \(44819869710528000000\) | \([2]\) | \(5898240\) | \(2.6842\) | |
145200.i4 | 145200es4 | \([0, -1, 0, 2104392, 391265712]\) | \(9090072503/5845851\) | \(-662802025178304000000\) | \([2]\) | \(5898240\) | \(2.6842\) |
Rank
sage: E.rank()
The elliptic curves in class 145200es have rank \(1\).
Complex multiplication
The elliptic curves in class 145200es do not have complex multiplication.Modular form 145200.2.a.es
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.