Properties

Base field \(\Q(\sqrt{-7}) \)
Label 2.0.7.1-2025.1-a
Conductor 2025.1
Rank \( 0 \)

Related objects

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

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

Elliptic curves in class 2025.1-a over \(\Q(\sqrt{-7}) \)

Isogeny class 2025.1-a contains 8 curves linked by isogenies of degrees dividing 16.

Curve label Weierstrass Coefficients
2025.1-a1 \( \bigl[1\) , \( -1\) , \( 0\) , \( -990\) , \( 22765\bigr] \)
2025.1-a2 \( \bigl[1\) , \( -1\) , \( 0\) , \( 0\) , \( -5\bigr] \)
2025.1-a3 \( \bigl[1\) , \( -1\) , \( 0\) , \( 315\) , \( 1066\bigr] \)
2025.1-a4 \( \bigl[1\) , \( -1\) , \( 0\) , \( -90\) , \( 175\bigr] \)
2025.1-a5 \( \bigl[1\) , \( -1\) , \( 0\) , \( -45\) , \( -104\bigr] \)
2025.1-a6 \( \bigl[1\) , \( -1\) , \( 0\) , \( -1215\) , \( 16600\bigr] \)
2025.1-a7 \( \bigl[1\) , \( -1\) , \( 0\) , \( -720\) , \( -7259\bigr] \)
2025.1-a8 \( \bigl[1\) , \( -1\) , \( 0\) , \( -19440\) , \( 1048135\bigr] \)

Rank

Rank: \( 0 \)

Isogeny matrix

\(\left(\begin{array}{rrrrrrrr} 1 & 16 & 8 & 4 & 8 & 2 & 16 & 4 \\ 16 & 1 & 8 & 4 & 2 & 8 & 4 & 16 \\ 8 & 8 & 1 & 2 & 4 & 4 & 8 & 8 \\ 4 & 4 & 2 & 1 & 2 & 2 & 4 & 4 \\ 8 & 2 & 4 & 2 & 1 & 4 & 2 & 8 \\ 2 & 8 & 4 & 2 & 4 & 1 & 8 & 2 \\ 16 & 4 & 8 & 4 & 2 & 8 & 1 & 16 \\ 4 & 16 & 8 & 4 & 8 & 2 & 16 & 1 \end{array}\right)\)

Isogeny graph