Base field 4.4.9909.1
Generator \(a\), with minimal polynomial \( x^{4} - 6 x^{2} - 3 x + 3 \); class number \(1\).
Elliptic curves in class 13.1-a over 4.4.9909.1
Isogeny class 13.1-a contains 3 curves linked by isogenies of degrees dividing 9.
Rank
Rank: \( 1 \)Isogeny matrix
\(\left(\begin{array}{rrr} 1 & 3 & 9 \\ 3 & 1 & 3 \\ 9 & 3 & 1 \end{array}\right)\)