let existselim ~dbd ~universe t id1 t1 id2 t2 =
let aux (proof, goal) =
- let (n,metasenv,bo,ty,attrs) = proof in
+ let (n,metasenv,_subst,bo,ty,attrs) = proof in
let metano,context,_ = CicUtil.lookup_meta goal metasenv in
let t2, metasenv, _ = t2 (Some (Cic.Name id1, Cic.Decl t1) :: context) metasenv CicUniv.oblivion_ugraph in
- let proof' = (n,metasenv,bo,ty,attrs) in
+ let proof' = (n,metasenv,_subst,bo,ty,attrs) in
ProofEngineTypes.apply_tactic (
Tacticals.thens
~start:(Tactics.cut (Cic.Appl [Cic.MutInd (UriManager.uri_of_string "cic:/matita/logic/connectives/ex.ind", 0, []); t1 ; Cic.Lambda (Cic.Name id1, t1, t2)]))
let rewritingstep ~dbd ~universe lhs rhs just last_step =
let aux ((proof,goal) as status) =
- let (curi,metasenv,proofbo,proofty, attrs) = proof in
+ let (curi,metasenv,_subst,proofbo,proofty, attrs) = proof in
let _,context,gty = CicUtil.lookup_meta goal metasenv in
let eq,trans =
match LibraryObjects.eq_URI () with
let just =
match just with
`Auto params ->
- let params =
- if not (List.exists (fun (k,_) -> k = "paramodulation") params) then
- ("paramodulation","1")::params
- else params in
let params =
if not (List.exists (fun (k,_) -> k = "timeout") params) then
("timeout","3")::params
else params
in
- Tactics.auto ~dbd ~params ~universe
- | `Term just -> Tactics.apply just
+ let params' =
+ if not (List.exists (fun (k,_) -> k = "paramodulation") params) then
+ ("paramodulation","1")::params
+ else params
+ in
+ if params = params' then
+ Tactics.auto ~dbd ~params ~universe
+ else
+ Tacticals.first
+ [Tactics.auto ~dbd ~params ~universe ;
+ Tactics.auto ~dbd ~params:params' ~universe]
+ | `Term just ->
+ let ty,_ =
+ CicTypeChecker.type_of_aux' metasenv context just
+ CicUniv.empty_ugraph
+ in
+ Tactics.solve_rewrite
+ ~universe:(Universe.index Universe.empty
+ (Universe.key ty) just) ~steps:1 ()
+ (* Tactics.apply just *)
in
let plhs,prhs,prepare =
match lhs with
FreshNamesGenerator.mk_fresh_name ~subst:[] metasenv context
(Cic.Name name) ~typ
in
- let proof = curi,metasenv,proofbo,proofty, attrs in
+ let proof = curi,metasenv,_subst,proofbo,proofty, attrs in
let proof,goals =
ProofEngineTypes.apply_tactic
(Tacticals.thens
;;
let we_proceed_by_induction_on t pat =
- (*BUG here: pat unused *)
- Tactics.elim_intros ~depth:0 t
+ let pattern = None, [], Some pat in
+ Tactics.elim_intros ~depth:0 (*~pattern*) t
;;
let case id ~params =