diff options
Diffstat (limited to 'tactics/leminv.ml')
| -rw-r--r-- | tactics/leminv.ml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/tactics/leminv.ml b/tactics/leminv.ml index 9a64b03f..8ca62217 100644 --- a/tactics/leminv.ml +++ b/tactics/leminv.ml @@ -124,7 +124,7 @@ let rec add_prods_sign env sigma t = add_prods_sign (push_named (id,Some c1,t1) env) sigma b' | _ -> (env,t) -(* [dep_option] indicates wether the inversion lemma is dependent or not. +(* [dep_option] indicates whether the inversion lemma is dependent or not. If it is dependent and I is of the form (x_bar:T_bar)(I t_bar) then the stated goal will be (x_bar:T_bar)(H:(I t_bar))(P t_bar H) where P:(x_bar:T_bar)(H:(I x_bar))[sort]. @@ -194,7 +194,7 @@ let inversion_scheme env sigma t sort dep_option inv_op = errorlabstrm "lemma_inversion" (str"Computed inversion goal was not closed in initial signature."); *) - let pf = Proof.start (Evd.from_env ~ctx:(evar_universe_context sigma) invEnv) [invEnv,invGoal] in + let pf = Proof.start (Evd.from_ctx (evar_universe_context sigma)) [invEnv,invGoal] in let pf = fst (Proof.run_tactic env ( tclTHEN intro (onLastHypId inv_op)) pf) @@ -229,7 +229,8 @@ let inversion_scheme env sigma t sort dep_option inv_op = let add_inversion_lemma name env sigma t sort dep inv_op = let invProof, ctx = inversion_scheme env sigma t sort dep inv_op in - let entry = definition_entry ~poly:(Flags.use_polymorphic_flag ()) ~univs:ctx invProof in + let entry = definition_entry ~poly:(Flags.use_polymorphic_flag ()) + ~univs:(snd ctx) invProof in let _ = declare_constant name (DefinitionEntry entry, IsProof Lemma) in () |