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SageMath
E = EllipticCurve("m1")
E.isogeny_class()
Elliptic curves in class 132834m
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
132834.p4 | 132834m1 | \([1, 1, 1, -4989, 18195]\) | \(2845178713/1609728\) | \(7769849597952\) | \([2]\) | \(331776\) | \(1.1634\) | \(\Gamma_0(N)\)-optimal |
132834.p2 | 132834m2 | \([1, 1, 1, -59069, 5491091]\) | \(4722184089433/9884736\) | \(47711732687424\) | \([2, 2]\) | \(663552\) | \(1.5100\) | |
132834.p1 | 132834m3 | \([1, 1, 1, -944629, 352984835]\) | \(19312898130234073/84888\) | \(409738162392\) | \([2]\) | \(1327104\) | \(1.8566\) | |
132834.p3 | 132834m4 | \([1, 1, 1, -38789, 9344291]\) | \(-1337180541913/7067998104\) | \(-34115876860370136\) | \([2]\) | \(1327104\) | \(1.8566\) |
Rank
sage: E.rank()
The elliptic curves in class 132834m have rank \(1\).
Complex multiplication
The elliptic curves in class 132834m do not have complex multiplication.Modular form 132834.2.a.m
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.