Cic.LetIn (nn_2_on n,convert_term k s,convert_term k ty_s, convert_term (k+1) t)
| NCic.Sort NCic.Prop -> Cic.Sort Cic.Prop
| NCic.Sort NCic.CProp -> Cic.Sort Cic.CProp
- | NCic.Sort NCic.Set -> Cic.Sort Cic.Set
| NCic.Sort (NCic.Type _) -> Cic.Sort (Cic.Type (CicUniv.fresh ()))
| NCic.Implicit _ -> assert false
| NCic.Const (NReference.Ref (_,u,NReference.Ind i)) ->