X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcontribs%2Fng_assembly%2Fcommon%2Fstring_lemmas.ma;h=be090076f0166fd3c0535010175f0fa7fcb11a70;hb=a90c31c1b53222bd6d57360c5ba5c2d0fe7d5207;hp=1b596170bbf0afbf5609db4d28ea8410d2c58d6d;hpb=4377e950998c9c63937582952a79975947aa9a45;p=helm.git

diff --git a/helm/software/matita/contribs/ng_assembly/common/string_lemmas.ma b/helm/software/matita/contribs/ng_assembly/common/string_lemmas.ma
index 1b596170b..be090076f 100755
--- a/helm/software/matita/contribs/ng_assembly/common/string_lemmas.ma
+++ b/helm/software/matita/contribs/ng_assembly/common/string_lemmas.ma
@@ -16,7 +16,7 @@
 (*                          Progetto FreeScale                            *)
 (*                                                                        *)
 (*   Sviluppato da: Ing. Cosimo Oliboni, oliboni@cs.unibo.it              *)
-(*   Sviluppo: 2008-2010                                                  *)
+(*   Ultima modifica: 05/08/2009                                          *)
 (*                                                                        *)
 (* ********************************************************************** *)
 
@@ -30,17 +30,17 @@ include "common/list_utility_lemmas.ma".
 
 nlemma symmetric_eqstr : symmetricT (list ascii) bool eq_str.
  #s1; #s2;
- napply (symmetric_bfoldrightlist2 ascii eq_ascii symmetric_eqascii s1 s2).
+ napply (symmetric_bfoldrightlist2 ascii eq_ascii s1 s2 symmetric_eqascii).
 nqed.
 
 nlemma eqstr_to_eq : ∀s,s'.eq_str s s' = true → s = s'.
  #s1; #s2;
- napply (bfoldrightlist2_to_eq ascii eq_ascii eqascii_to_eq s1 s2).
+ napply (bfoldrightlist2_to_eq ascii eq_ascii s1 s2 eqascii_to_eq).
 nqed.
 
 nlemma eq_to_eqstr : ∀s,s'.s = s' → eq_str s s' = true.
  #s1; #s2;
- napply (eq_to_bfoldrightlist2 ascii eq_ascii eq_to_eqascii s1 s2).
+ napply (eq_to_bfoldrightlist2 ascii eq_ascii s1 s2 eq_to_eqascii).
 nqed.
 
 nlemma decidable_str : ∀x,y:list ascii.decidable (x = y).
@@ -50,13 +50,13 @@ nqed.
 
 nlemma neqstr_to_neq : ∀s,s'.eq_str s s' = false → s ≠ s'.
  #s1; #s2;
- napply (nbfoldrightlist2_to_neq ascii eq_ascii ? s1 s2 …);
+ napply (nbfoldrightlist2_to_neq ascii eq_ascii s1 s2 …);
  napply neqascii_to_neq.
 nqed.
 
 nlemma neq_to_neqstr : ∀s,s'.s ≠ s' → eq_str s s' = false.
  #s1; #s2;
- napply (neq_to_nbfoldrightlist2 ascii eq_ascii ?? s1 s2 …);
+ napply (neq_to_nbfoldrightlist2 ascii eq_ascii s1 s2 …);
  ##[ ##1: napply decidable_ascii
  ##| ##2: napply neq_to_neqascii
  ##]
@@ -90,7 +90,7 @@ nlemma symmetric_eqstrid : symmetricT strId bool eq_strId.
  nrewrite > (symmetric_eqstr (str_elem si1) (str_elem si2));
  nrewrite > (symmetric_eqnat (id_elem si1) (id_elem si2));
  napply refl_eq.
-nqed.
+nqed. 
 
 nlemma eqstrid_to_eq : ∀s,s'.eq_strId s s' = true → s = s'.
  #si1; #si2;