We use the main theorem of 'Abelian surfaces over totally real fields are potentially modular' by Boxer-Calegari-Gee-Pilloni to give explicit examples of modular abelian surfaces A over Q without extra endomorphisms such that A has good reduction outside the primes 2, 3, 5, and 7.

Last modified Friday 23 Aug 2019 11:10 AEST ·

© 2018 Alexandru Ghitza ·