X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fsyntax%2Fterm_simple.ma;h=3cdd073c7bc5d6fdd9a7ae29a5ae74d3922cb3ef;hb=3bf7a0b4185dbffe5b822c907956acdbe2d1c559;hp=50e1a4d22fdd22b16d77e4a70b244d31939e4787;hpb=bd53c4e895203eb049e75434f638f26b5a161a2b;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/syntax/term_simple.ma b/matita/matita/contribs/lambdadelta/static_2/syntax/term_simple.ma
index 50e1a4d22..3cdd073c7 100644
--- a/matita/matita/contribs/lambdadelta/static_2/syntax/term_simple.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/syntax/term_simple.ma
@@ -12,7 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "ground_2/xoa/ex_1_4.ma".
+include "ground/xoa/ex_1_4.ma".
 include "static_2/notation/relations/simple_1.ma".
 include "static_2/syntax/term.ma".
 
@@ -27,24 +27,24 @@ interpretation "simple (term)" 'Simple T = (simple T).
 
 (* Basic inversion lemmas ***************************************************)
 
-fact simple_inv_bind_aux: ∀T. 𝐒❪T❫ → ∀p,J,W,U. T = ⓑ[p,J]W.U → ⊥.
+fact simple_inv_bind_aux: ∀T. 𝐒❨T❩ → ∀p,J,W,U. T = ⓑ[p,J]W.U → ⊥.
 #T * -T
 [ #I #p #J #W #U #H destruct
 | #I #V #T #a #J #W #U #H destruct
 ]
 qed-.
 
-lemma simple_inv_bind: ∀p,I,V,T. 𝐒❪ⓑ[p,I] V. T❫ → ⊥.
+lemma simple_inv_bind: ∀p,I,V,T. 𝐒❨ⓑ[p,I] V. T❩ → ⊥.
 /2 width=7 by simple_inv_bind_aux/ qed-.
 
-lemma simple_inv_pair: ∀I,V,T. 𝐒❪②[I]V.T❫ → ∃J. I = Flat2 J.
+lemma simple_inv_pair: ∀I,V,T. 𝐒❨②[I]V.T❩ → ∃J. I = Flat2 J.
 * /2 width=2 by ex_intro/
 #p #I #V #T #H elim (simple_inv_bind … H)
 qed-.
 
 (* Basic properties *********************************************************)
 
-lemma simple_dec_ex (X): ∨∨ 𝐒❪X❫ | ∃∃p,I,T,U. X = ⓑ[p,I]T.U.
+lemma simple_dec_ex (X): ∨∨ 𝐒❨X❩ | ∃∃p,I,T,U. X = ⓑ[p,I]T.U.
 * [ /2 width=1 by simple_atom, or_introl/ ]
 * [| /2 width=1 by simple_flat, or_introl/ ]
 /3 width=5 by ex1_4_intro, or_intror/