]> matita.cs.unibo.it Git - helm.git/blobdiff - helm/software/matita/contribs/ng_TPTP/COL051-1.ma
tacticals are really tactics now, they have an AST at the same level of
[helm.git] / helm / software / matita / contribs / ng_TPTP / COL051-1.ma
index d13e3a273c9bafa4a91d73c1a430fca5c5f91ee2..2d51c3845cd6d53b722eb7969c5590b5bd1c5654 100644 (file)
@@ -66,27 +66,26 @@ include "logic/equality.ma".
 
 (* ----    FAx -[response(x,x) = x]. *)
 ntheorem prove_the_bird_exists:
- ∀Univ:Type.∀W:Univ.∀X:Univ.∀Y:Univ.
(∀Univ:Type.∀W:Univ.∀X:Univ.∀Y:Univ.
 ∀compose:∀_:Univ.∀_:Univ.Univ.
 ∀mocking_bird:Univ.
 ∀response:∀_:Univ.∀_:Univ.Univ.
 ∀H0:∀W:Univ.∀X:Univ.∀Y:Univ.eq Univ (response (compose X Y) W) (response X (response Y W)).
-∀H1:∀Y:Univ.eq Univ (response mocking_bird Y) (response Y Y).∃X:Univ.eq Univ (response X X) X
+∀H1:∀Y:Univ.eq Univ (response mocking_bird Y) (response Y Y).∃X:Univ.eq Univ (response X X) X)
 .
-#Univ.
-#W.
-#X.
-#Y.
-#compose.
-#mocking_bird.
-#response.
-#H0.
-#H1.
-napply ex_intro[
-nid2:
-nauto by H0,H1;
-nid|
-skip]
+#Univ ##.
+#W ##.
+#X ##.
+#Y ##.
+#compose ##.
+#mocking_bird ##.
+#response ##.
+#H0 ##.
+#H1 ##.
+napply (ex_intro ? ? ? ?) ##[
+##2:
+nauto by H0,H1 ##;
+##| ##skip ##]
 nqed.
 
 (* -------------------------------------------------------------------------- *)