Base field \(\Q(\sqrt{-7}) \)
Generator \(a\), with minimal polynomial \( x^{2} - x + 2 \); class number \(1\).
Elliptic curves in class 8281.1-a over \(\Q(\sqrt{-7}) \)
Isogeny class 8281.1-a contains 2 curves linked by isogenies of degree 7.
| Curve label | Weierstrass Coefficients |
|---|---|
| 8281.1-a1 | \( \bigl[1\) , \( -1\) , \( 0\) , \( -107\) , \( 454\bigr] \) |
| 8281.1-a2 | \( \bigl[1\) , \( -1\) , \( 0\) , \( 628\) , \( -17823\bigr] \) |
Rank
Rank: \( 2 \)Isogeny matrix
\(\left(\begin{array}{rr} 1 & 7 \\ 7 & 1 \end{array}\right)\)
Isogeny graph
