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-rw-r--r--tactics/pattern.ml2
-rw-r--r--tactics/tauto.ml8
2 files changed, 5 insertions, 5 deletions
diff --git a/tactics/pattern.ml b/tactics/pattern.ml
index 78fa139741..23b6da6e46 100644
--- a/tactics/pattern.ml
+++ b/tactics/pattern.ml
@@ -321,7 +321,7 @@ let match_with_equation t =
let is_equation t = op2bool (match_with_equation t)
let match_with_nottype t =
- let notpat = put_pat mmk "(?1->?2)" in
+ let notpat = put_pat mmk "(?1 -> ?2)" in
try
(match dest_somatch t notpat with
| [arg;mind] when is_empty_type mind -> Some (mind,arg)
diff --git a/tactics/tauto.ml b/tactics/tauto.ml
index 76efe0958e..4fcfc0264e 100644
--- a/tactics/tauto.ml
+++ b/tactics/tauto.ml
@@ -52,8 +52,8 @@ let true_pattern = put_pat mmk "True"
let and_pattern = put_pat mmk "(and ? ?)"
let or_pattern = put_pat mmk "(or ? ?)"
let eq_pattern = put_pat mmk "(eq ? ? ?)"
-let pi_pattern = put_pat mmk "(x:?)((?)@[x])"
-let imply_pattern = put_pat mmk "?1->?2"
+let pi_pattern = put_pat mmk "(x : ?)((?)@[x])"
+let imply_pattern = put_pat mmk "?1 -> ?2"
let iff_pattern = put_pat mmk "(iff ? ?)"
let not_pattern = put_pat mmk "(not ?1)"
let mkIMP a b = soinstance imply_pattern [a;b]
@@ -120,7 +120,7 @@ let dyck_imply_intro = (dImp None)
--------------
A->B,A,Gamma |- G (A Atomique)
*)
-let atomic_imply_bot_pattern = put_pat mmk "?1->?2"
+let atomic_imply_bot_pattern = put_pat mmk "?1 -> ?2"
let atomic_imply_step cls gls =
let mvb = somatch (clause_type cls gls) atomic_imply_bot_pattern in
@@ -190,7 +190,7 @@ let back_thru_1 id =
let exact_last_hyp = onLastHyp (fun h -> exact (VAR (out_some h)))
-let imply_imply_bot_pattern = put_pat mmk "(?1->?2)->?3"
+let imply_imply_bot_pattern = put_pat mmk "(?1 -> ?2) -> ?3"
let imply_imply_step cls gls =
let h0 = out_some cls in (* (C->D)->B *)