The main conjecture of [ 10] on the locally analytic Ext1 in a functorial way is reinterpreted using (?, ?)-modules (possibly with t-torsion) over the Robba ring, making it more accurate. Then we prove several special or partial cases of this ""improved"" conjecture, notably for GL3(?p).
Christophe Breuil, Universite Paris-Saclay, France.
Yiwen Ding, Peking University, Beijing, China.
