We present a Mordell-Weil sieve that can be used to compute points on certain bielliptic modular curves V X-0(N) over fixed quadratic fields. We study X-0(N)(Q( vd)) for N ? {53, 61, 65, 79, 83, 89, 101, 131} and |d| < 100.
机构:
Univ Tokyo, Grad Sch Math Sci, 3-8-1 Komaba,Meguro Ku, Tokyo 1538914, JapanUniv Tokyo, Grad Sch Math Sci, 3-8-1 Komaba,Meguro Ku, Tokyo 1538914, Japan