Properties

Base field \(\Q(\sqrt{3}) \)
Label 2.2.12.1-768.1-c
Number of curves 6
Graph
Conductor 768.1
Rank \( 1 \)

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Base field \(\Q(\sqrt{3}) \)

Copy content comment:Define the base number field
 
Copy content sage:R.<x> = PolynomialRing(QQ); K.<a> = NumberField(R([-3, 0, 1]))
 
Copy content pari:K = nfinit(Polrev(%s));
 
Copy content magma:R<x> := PolynomialRing(Rationals()); K<a> := NumberField(R!%s);
 
Copy content oscar:Qx, x = polynomial_ring(QQ); K, a = number_field(Qx(%s))
 

Generator \(a\), with minimal polynomial \( x^{2} - 3 \); class number \(1\).

Copy content comment:Define the isogeny class
 
Copy content sage:E = EllipticCurve([K([0,0]),K([-1,-1]),K([0,0]),K([-41,10]),K([177,11])]) E.isogeny_class()
 

Rank

Copy content comment:Compute the Mordell-Weil rank
 
Copy content sage:E.rank()
 
Copy content magma:Rank(E);
 

The elliptic curves in class 768.1-c have rank \( 1 \).

Isogeny matrix

Copy content comment:Isogeny matrix
 
Copy content sage:E.isogeny_class().matrix()
 

\(\left(\begin{array}{rrrrrr} 1 & 8 & 4 & 8 & 2 & 4 \\ 8 & 1 & 2 & 4 & 4 & 8 \\ 4 & 2 & 1 & 2 & 2 & 4 \\ 8 & 4 & 2 & 1 & 4 & 8 \\ 2 & 4 & 2 & 4 & 1 & 2 \\ 4 & 8 & 4 & 8 & 2 & 1 \end{array}\right)\)

Isogeny graph

Copy content comment:Isogeny graph
 
Copy content sage:E.isogeny_class().graph().plot(edge_labels=True)
 

Elliptic curves in class 768.1-c over \(\Q(\sqrt{3}) \)

Copy content comment:List of curves in the isogeny class
 
Copy content sage:E.isogeny_class().curves
 

Isogeny class 768.1-c contains 6 curves linked by isogenies of degrees dividing 8.

Curve label Weierstrass Coefficients
768.1-c1 \( \bigl[0\) , \( -a - 1\) , \( 0\) , \( 10 a - 41\) , \( 11 a + 177\bigr] \)
768.1-c2 \( \bigl[0\) , \( a - 1\) , \( 0\) , \( 200974 a - 348097\) , \( 64360541 a - 111475727\bigr] \)
768.1-c3 \( \bigl[0\) , \( a - 1\) , \( 0\) , \( 12804 a - 22177\) , \( 955655 a - 1655243\bigr] \)
768.1-c4 \( \bigl[0\) , \( -1\) , \( 0\) , \( -43196 a + 74818\) , \( 28011318 a - 48517026\bigr] \)
768.1-c5 \( \bigl[0\) , \( -1\) , \( 0\) , \( 216 a - 374\) , \( -1926 a + 3336\bigr] \)
768.1-c6 \( \bigl[0\) , \( -1\) , \( 0\) , \( -444 a + 766\) , \( -10806 a + 18720\bigr] \)