Commentary history

1 edit.

David Renshaw · 2026-09-26 20:49:29 UTC

Cremona 68880br4 = LMFDB 68880.q2: https://www.lmfdb.org/EllipticCurve/Q/68880/q/2 Mordell–Weil rank exactly 2 (Cremona's tables). Conductor 68880, minimal discriminant 127606845542400, torsion ℤ/2ℤ × ℤ/4ℤ. The witnesses are the generators from Cremona's tables.