X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcore_notation.moo;h=1c1e59cb3aca43ed25f139b90b63df337f5c34d0;hb=eb9ca860db8cb06083765f7698179f16dee5303e;hp=f8bacd1086f19dd34962353a43bbda8cd43c640a;hpb=187b433512cba119f84a476395e9df98136b1a56;p=helm.git

diff --git a/helm/software/matita/core_notation.moo b/helm/software/matita/core_notation.moo
index f8bacd108..1c1e59cb3 100644
--- a/helm/software/matita/core_notation.moo
+++ b/helm/software/matita/core_notation.moo
@@ -168,6 +168,12 @@ for @{ 'subset (\lambda ${ident i} : $nonexistent . $p)}.
 notation > "hvbox({ ident i | term 19 p })" with precedence 90
 for @{ 'subset (\lambda ${ident i}. $p)}.
 
+notation < "hvbox({ ident i ∈ s | term 19 p })" with precedence 90
+for @{ 'comprehension $s (\lambda ${ident i} : $nonexistent . $p)}.
+
+notation > "hvbox({ ident i ∈ s | term 19 p })" with precedence 90
+for @{ 'comprehension $s (\lambda ${ident i}. $p)}.
+
 notation "hvbox(a break ∈ b)" non associative with precedence 45
 for @{ 'mem $a $b }.
 
@@ -195,6 +201,14 @@ notation "hvbox(a break \circ b)"
   left associative with precedence 55
 for @{ 'compose $a $b }.
 
+notation "↓a" with precedence 55 for @{ 'downarrow $a }.
+
+notation "hvbox(U break ↓ V)" non associative with precedence 55 for @{ 'fintersects $U $V }.
+
+notation "↑a" with precedence 55 for @{ 'uparrow $a }.
+
+notation "hvbox(a break ↑ b)" with precedence 55 for @{ 'funion $a $b }.
+
 notation "(a \sup b)" left associative with precedence 60 for @{ 'exp $a $b}.
 notation "s \sup (-1)" with precedence 60 for @{ 'invert $s }.
 notation < "s \sup (-1) x" with precedence 60 for @{ 'invert_appl $s $x}.