Show commands:
SageMath
E = EllipticCurve("t1")
E.isogeny_class()
Elliptic curves in class 63480t
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
63480.v4 | 63480t1 | \([0, 1, 0, -2092900, 7458662048]\) | \(-26752376766544/618796614375\) | \(-23450651371313485920000\) | \([4]\) | \(3244032\) | \(2.9732\) | \(\Gamma_0(N)\)-optimal |
63480.v3 | 63480t2 | \([0, 1, 0, -71508280, 231698105600]\) | \(266763091319403556/1355769140625\) | \(205519349771456400000000\) | \([2, 2]\) | \(6488064\) | \(3.3197\) | |
63480.v2 | 63480t3 | \([0, 1, 0, -110929360, -52228280992]\) | \(497927680189263938/284271240234375\) | \(86184644127187500000000000\) | \([2]\) | \(12976128\) | \(3.6663\) | |
63480.v1 | 63480t4 | \([0, 1, 0, -1142733280, 14868059525600]\) | \(544328872410114151778/14166950625\) | \(4295100682631128320000\) | \([2]\) | \(12976128\) | \(3.6663\) |
Rank
sage: E.rank()
The elliptic curves in class 63480t have rank \(1\).
Complex multiplication
The elliptic curves in class 63480t do not have complex multiplication.Modular form 63480.2.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 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.