2 papers
cs.SC2025
An algorithm to compute Selmer groups via resolutions by permutations modules
Fabrice Etienne
Given a number field with absolute Galois group , a finite Galois module , and a Selmer system , this article gives a method to compute Sel$_\mathcal{L…
math.NT2024
Computing class groups by induction with generalised norm relations
Fabrice Etienne
We introduce a generalisation of norm relations in the group algebra Q[G], where G is a finite group. We give some properties of these relations, and use them to obtain relations b…