Fast multiplication and the PLWE–RLWE equivalence for an infinite family of maximal real subfields of cyclotomic fields. - Ahola, Joonas; Blanco-Chacón, Iván; Bolaños, Wilmar; Haavikko, Antti; Hollanti, Camilla; Sánchez-Ledesma, Rodrigo M. (Designs, Codes & Cryptography, 2025)