Properties

Base field \(\Q(\sqrt{-7}) \)
Label 2.0.7.1-2048.6-a
Conductor 2048.6
Rank \( 1 \)

Related objects

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Base field \(\Q(\sqrt{-7}) \)

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

Rank

Rank: \( 1 \)

Isogeny matrix

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

Isogeny graph

Elliptic curves in class 2048.6-a over \(\Q(\sqrt{-7}) \)

Isogeny class 2048.6-a contains 4 curves linked by isogenies of degrees dividing 4.

Curve label Weierstrass Coefficients
2048.6-a1 \( \bigl[0\) , \( a + 1\) , \( 0\) , \( -10 a - 21\) , \( -47 a - 29\bigr] \)
2048.6-a2 \( \bigl[0\) , \( a + 1\) , \( 0\) , \( -15 a + 9\) , \( 11 a - 25\bigr] \)
2048.6-a3 \( \bigl[0\) , \( a + 1\) , \( 0\) , \( -1\) , \( -a - 1\bigr] \)
2048.6-a4 \( \bigl[0\) , \( 1\) , \( 0\) , \( a - 3\) , \( a - 3\bigr] \)