Properties

Label 91200m
Number of curves $4$
Conductor $91200$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("m1")
 
E.isogeny_class()
 

Elliptic curves in class 91200m

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
91200.j4 91200m1 \([0, -1, 0, -3040033, 2133291937]\) \(-758575480593601/40535043840\) \(-166031539568640000000\) \([2]\) \(4423680\) \(2.6388\) \(\Gamma_0(N)\)-optimal
91200.j3 91200m2 \([0, -1, 0, -49248033, 133040555937]\) \(3225005357698077121/8526675600\) \(34925263257600000000\) \([2, 2]\) \(8847360\) \(2.9854\)  
91200.j2 91200m3 \([0, -1, 0, -49856033, 129587723937]\) \(3345930611358906241/165622259047500\) \(678388773058560000000000\) \([2]\) \(17694720\) \(3.3319\)  
91200.j1 91200m4 \([0, -1, 0, -787968033, 8513818955937]\) \(13209596798923694545921/92340\) \(378224640000000\) \([2]\) \(17694720\) \(3.3319\)  

Rank

sage: E.rank()
 

The elliptic curves in class 91200m have rank \(1\).

Complex multiplication

The elliptic curves in class 91200m do not have complex multiplication.

Modular form 91200.2.a.m

sage: E.q_eigenform(10)
 
\(q - q^{3} - 4 q^{7} + q^{9} - 6 q^{13} - 2 q^{17} - q^{19} + O(q^{20})\) 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 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.