Base field \(\Q(\sqrt{55}) \)
Generator \(a\), with minimal polynomial \( x^{2} - 55 \); class number \(2\).
Elliptic curves in class 11.1-d over \(\Q(\sqrt{55}) \)
Isogeny class 11.1-d contains 3 curves linked by isogenies of degrees dividing 25.
Rank
Rank: \( 0 \)Isogeny matrix
\(\left(\begin{array}{rrr} 1 & 5 & 25 \\ 5 & 1 & 5 \\ 25 & 5 & 1 \end{array}\right)\)