contesto e si lifta di tot... COSA SIGNIFICA TUTTO CIO'?????? *)
let generalize_tac
- ?(mk_fresh_name_callback = FreshNamesGenerator.mk_fresh_name) terms
+ ?(mk_fresh_name_callback = FreshNamesGenerator.mk_fresh_name ~subst:[]) terms
=
let module PET = ProofEngineTypes in
let generalize_tac mk_fresh_name_callback terms status =