X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Flib%2Fbasics%2Fcore_notation.ma;h=904adcd52f2fff140dd65eadb6e0945a219c4237;hb=85a42e4a2a4c62818b6a98eff545e58ceb8770a4;hp=cdb49737164e1264fc8f67bf74f683f107abda6d;hpb=53452958508001e7af3090695b619fe92135fb9e;p=helm.git

diff --git a/matita/matita/lib/basics/core_notation.ma b/matita/matita/lib/basics/core_notation.ma
index cdb497371..904adcd52 100644
--- a/matita/matita/lib/basics/core_notation.ma
+++ b/matita/matita/lib/basics/core_notation.ma
@@ -52,6 +52,37 @@ notation > "\Sigma list1 ident x sep , opt (: T). term 19 Px"
           @{ ${ fold right @{$Px} rec acc @{'sigma (λ${ident x}.$acc)} } }
        }.
 
+notation "hvbox(« term 19 a, break term 19 b»)" 
+with precedence 90 for @{ 'dp $a $b }.
+
+(* dependent pairs (i.e. Sigma with predicate in Type[0])  ********************)
+
+notation < "hvbox(𝚺 ident i : ty break . p)"
+ left associative with precedence 20
+for @{'dpair (\lambda ${ident i} : $ty. $p) }.
+
+notation < "hvbox(𝚺 ident i break . p)"
+ with precedence 20
+for @{'dpair (\lambda ${ident i}. $p) }.
+
+(*
+notation < "hvbox(𝚺 ident i opt (: ty) break . p)"
+  right associative with precedence 20
+for @{ 'dpair ${default
+  @{\lambda ${ident i} : $ty. $p}
+  @{\lambda ${ident i} . $p}}}.
+*)
+
+notation > "𝚺 list1 ident x sep , opt (: T). term 19 Px"
+  with precedence 20
+  for ${ default
+          @{ ${ fold right @{$Px} rec acc @{'dpair (λ${ident x}:$T.$acc)} } }
+          @{ ${ fold right @{$Px} rec acc @{'dpair (λ${ident x}.$acc)} } }
+       }.
+
+notation "hvbox(❬ term 19 a, break term 19 b❭)" 
+with precedence 90 for @{ 'mk_DPair $a $b }.
+
 (* equality, conguence ******************************************************)
 
 notation > "hvbox(a break = b)" 
@@ -144,23 +175,23 @@ notation "hvbox(a break \ndivides b)"
 for @{ 'ndivides $a $b }.
 
 notation "hvbox(a break + b)" 
-  left associative with precedence 50
+  left associative with precedence 55
 for @{ 'plus $a $b }.
 
 notation "hvbox(a break - b)" 
-  left associative with precedence 50
+  left associative with precedence 55
 for @{ 'minus $a $b }.
 
 notation "hvbox(a break * b)" 
-  left associative with precedence 55
+  left associative with precedence 60
 for @{ 'times $a $b }.
 
 notation "hvbox(a break \middot b)" 
-  left associative with precedence 55
+  left associative with precedence 60
   for @{ 'middot $a $b }.
 
 notation "hvbox(a break \mod b)" 
-  left associative with precedence 55
+  left associative with precedence 60
 for @{ 'module $a $b }.
 
 notation < "a \frac b" 
@@ -168,14 +199,14 @@ notation < "a \frac b"
 for @{ 'divide $a $b }.
 
 notation "a \over b" 
-  left associative with precedence 55
+  left associative with precedence 60
 for @{ 'divide $a $b }.
 
 notation "hvbox(a break / b)" 
-  left associative with precedence 55
+  left associative with precedence 60
 for @{ 'divide $a $b }.
 
-notation "- term 60 a" with precedence 60 
+notation "- term 65 a" with precedence 65 
 for @{ 'uminus $a }.
 
 notation "a !"
@@ -183,7 +214,7 @@ notation "a !"
 for @{ 'fact $a }.
 
 notation "\sqrt a" 
-  non associative with precedence 60
+  non associative with precedence 65
 for @{ 'sqrt $a }.
 
 notation "hvbox(a break \lor b)" 
@@ -233,10 +264,10 @@ for @{ 'overlaps $a $b }. (* \between *)
 notation "hvbox(a break ⊆ b)" non associative with precedence 45
 for @{ 'subseteq $a $b }. (* \subseteq *)
 
-notation "hvbox(a break ∩ b)" left associative with precedence 55
+notation "hvbox(a break ∩ b)" left associative with precedence 60
 for @{ 'intersects $a $b }. (* \cap *)
 
-notation "hvbox(a break ∪ b)" left associative with precedence 50
+notation "hvbox(a break ∪ b)" left associative with precedence 55
 for @{ 'union $a $b }. (* \cup *)
 
 notation "hvbox({ term 19 a })" with precedence 90 for @{ 'singl $a}.
@@ -248,17 +279,17 @@ notation "hvbox(a break # b)" non associative with precedence 45
   for @{ 'apart $a $b}.
     
 notation "hvbox(a break \circ b)" 
-  left associative with precedence 55
+  left associative with precedence 60
 for @{ 'compose $a $b }.
 
-notation < "↓ \ensp a" with precedence 55 for @{ 'downarrow $a }.
-notation > "↓ a" with precedence 55 for @{ 'downarrow $a }.
+notation < "↓ \ensp a" with precedence 60 for @{ 'downarrow $a }.
+notation > "↓ a" with precedence 60 for @{ 'downarrow $a }.
 
-notation "hvbox(U break ↓ V)" non associative with precedence 55 for @{ 'fintersects $U $V }.
+notation "hvbox(U break ↓ V)" non associative with precedence 60 for @{ 'fintersects $U $V }.
 
-notation "↑a" with precedence 55 for @{ 'uparrow $a }.
+notation "↑a" with precedence 60 for @{ 'uparrow $a }.
 
-notation "hvbox(a break ↑ b)" with precedence 55 for @{ 'funion $a $b }.
+notation "hvbox(a break ↑ b)" with precedence 60 for @{ 'funion $a $b }.
 
 notation < "term 76 a \sup term 90 b" non associative with precedence 75 for @{ 'exp $a $b}.
 notation > "a \sup term 90 b" non associative with precedence 75 for @{ 'exp $a $b}.
@@ -280,8 +311,8 @@ 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 (⊩ \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}.
+notation > "⊩ " with precedence 65 for @{'Vdash ?}.
+notation "(⊩ \sub term 90 c) " with precedence 65 for @{'Vdash $c}.
 
 notation < "maction (mstyle color #ff0000 (­…­)) (t)" 
-non associative with precedence 90 for @{'hide $t}.
\ No newline at end of file
+non associative with precedence 90 for @{'hide $t}.