Isogenies on Kummer Surfaces
arXiv:2409.14819
Abstract
We first give a cleaner and more direct approach to the derivation of the Fast model of the Kummer surface. We show how to construct efficient (N,N)-isogenies, for any odd N, both on the general Kummer surface and on the Fast model.
38 pages, 2 figures. To appear in Mathematics of Computation