cogalois

English

Etymology

From co- +‎ Galois.

Adjective

cogalois (not comparable)

1. (mathematics) Pertaining to the correspondence between subfields of a radical field extension with subgroups of a cogroup that is a Galois group.
   • 2016, Marco Antonio Sánchez-Mirafuentes, Julio Cesar Salas-Torres, Gabriel Villa-Salvador, “Cogalois theory and Drinfeld modules”, in arXiv‎^[1]:

     We show that, in the present form, there does not exist a cogalois theory for Drinfeld modules of rank or class number larger than one.