X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcore_notation.moo;h=328274bb8926de9989bf1a4fa43bd788ff294ebf;hb=b68e52f889215ce2c21c3d771f59b2d2057d53c1;hp=b93dd98e1d79bfabcc629ae5aeeb1c62be894daf;hpb=1e1f24496beba354fb3f550496858b5755d9be0b;p=helm.git

diff --git a/helm/software/matita/core_notation.moo b/helm/software/matita/core_notation.moo
index b93dd98e1..328274bb8 100644
--- a/helm/software/matita/core_notation.moo
+++ b/helm/software/matita/core_notation.moo
@@ -1,5 +1,9 @@
 (* exists *******************************************************************)
 
+notation "hvbox(∃ _ break . p)"
+ with precedence 20
+for @{'exists $p }.
+
 notation < "hvbox(\exists ident i : ty break . p)"
  right associative with precedence 20
 for @{'exists (\lambda ${ident i} : $ty. $p) }.
@@ -8,10 +12,6 @@ notation < "hvbox(\exists ident i break . p)"
   with precedence 20
 for @{'exists (\lambda ${ident i}. $p) }.
 
-notation "hvbox(∃ _ break . p)"
- with precedence 20
-for @{'exists $p }.
-
 (*
 notation < "hvbox(\exists ident i opt (: ty) break . p)"
   right associative with precedence 20
@@ -52,6 +52,24 @@ notation > "\Sigma list1 ident x sep , opt (: T). term 19 Px"
           @{ ${ fold right @{$Px} rec acc @{'sigma (λ${ident x}.$acc)} } }
        }.
 
+(* equality, conguence ******************************************************)
+
+notation > "hvbox(a break = b)" 
+  non associative with precedence 45
+for @{ 'eq ? $a $b }.
+
+notation < "hvbox(term 46 a break maction (=) (=\sub t) term 46 b)" 
+  non associative with precedence 45
+for @{ 'eq $t $a $b }.
+
+notation > "hvbox(n break (≅ \sub term 90 p) m)"
+  non associative with precedence 45
+for @{ 'congruent $n $m $p }.
+
+notation < "hvbox(term 46 n break ≅ \sub p term 46 m)"
+  non associative with precedence 45
+for @{ 'congruent $n $m $p }.
+
 (* other notations **********************************************************)
 
 notation "hvbox(\langle term 19 a, break term 19 b\rangle)" 
@@ -77,13 +95,6 @@ notation < "hvbox(a break \to b)"
   right associative with precedence 20
 for @{ \Pi $_:$a.$b }.
 
-notation > "hvbox(a break = b)" 
-  non associative with precedence 45
-for @{ 'eq ? $a $b }.
-notation < "hvbox(a break maction (=) (=\sub t) b)" 
-  non associative with precedence 45
-for @{ 'eq $t $a $b }.
-
 notation "hvbox(a break \leq b)" 
   non associative with precedence 45
 for @{ 'leq $a $b }.
@@ -247,7 +258,8 @@ notation "↑a" with precedence 55 for @{ 'uparrow $a }.
 
 notation "hvbox(a break ↑ b)" with precedence 55 for @{ 'funion $a $b }.
 
-notation "a \sup term 89 b" with precedence 90 for @{ 'exp $a $b}.
+notation < "term 91 a \sup term 90 b" with precedence 90 for @{ 'exp $a $b}.
+notation > "a \sup term 89 b" with precedence 90 for @{ 'exp $a $b}.
 notation > "a ^ term 89 b"  with precedence 90 for @{ 'exp $a $b}.
 notation "s \sup (-1)" with precedence 90 for @{ 'invert $s }.
 notation > "s ^ (-1)" with precedence 90 for @{ 'invert $s }.
@@ -264,7 +276,7 @@ notation "\complexes" non associative with precedence 90 for @{'C}.
 notation "\ee" with precedence 90 for @{ 'neutral }. (* ⅇ *)
 
 notation > "x ⊩ y" with precedence 45 for @{'Vdash2 $x $y ?}.
-notation > "x ⊩_term 90 c y" with precedence 45 for @{'Vdash2 $x $y $c}.
+notation > "x ⊩⎽ term 90 c y" with precedence 45 for @{'Vdash2 $x $y $c}.
 notation "x (⊩ \sub term 90 c) y" with precedence 45 for @{'Vdash2 $x $y $c}.
 notation > "⊩ " with precedence 60 for @{'Vdash ?}.
 notation "(⊩ \sub term 90 c) " with precedence 60 for @{'Vdash $c}.