Base field \(\Q(\sqrt{21}) \)
Generator \(a\), with minimal polynomial \( x^{2} - x - 5 \); class number \(1\).
Elliptic curves in class 2268.1-y over \(\Q(\sqrt{21}) \)
Isogeny class 2268.1-y contains only one elliptic curve.
| Curve label | Weierstrass Coefficients |
|---|---|
| 2268.1-y1 | \( \bigl[a + 1\) , \( a + 1\) , \( 0\) , \( 4 a + 7\) , \( 5 a + 1\bigr] \) |
Rank
Rank: \( 1 \)Isogeny matrix
\(\left(\begin{array}{r} 1 \end{array}\right)\)
Isogeny graph
