Properties

Label 1575.k
Number of curves $2$
Conductor $1575$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("k1")
 
E.isogeny_class()
 

Elliptic curves in class 1575.k

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
1575.k1 1575k2 \([0, 0, 1, -1335, -18869]\) \(-2887553024/16807\) \(-1531537875\) \([]\) \(1200\) \(0.60350\)  
1575.k2 1575k1 \([0, 0, 1, 15, 31]\) \(4096/7\) \(-637875\) \([]\) \(240\) \(-0.20122\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 1575.k have rank \(0\).

Complex multiplication

The elliptic curves in class 1575.k do not have complex multiplication.

Modular form 1575.2.a.k

sage: E.q_eigenform(10)
 
\(q + 2 q^{2} + 2 q^{4} + q^{7} + 3 q^{11} - q^{13} + 2 q^{14} - 4 q^{16} + 7 q^{17} + O(q^{20})\) Copy content Toggle raw display

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.

\(\left(\begin{array}{rr} 1 & 5 \\ 5 & 1 \end{array}\right)\)

Isogeny graph

sage: E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with LMFDB labels.