X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcore_notation.moo;h=9970c9cfb6d6d331dd4847490f399e6e197ca9fb;hb=680b7493de237259ddb589a92be4b8bbc8de3cbf;hp=98658726a1699a40f4dfa5bb4045c56c8b920c73;hpb=4dfb1305a9c4a7c292f4b1957de1454d46c1ab8a;p=helm.git

diff --git a/helm/software/matita/core_notation.moo b/helm/software/matita/core_notation.moo
index 98658726a..9970c9cfb 100644
--- a/helm/software/matita/core_notation.moo
+++ b/helm/software/matita/core_notation.moo
@@ -201,7 +201,8 @@ notation "hvbox(a break \circ b)"
   left associative with precedence 55
 for @{ 'compose $a $b }.
 
-notation "↓a" with precedence 55 for @{ 'downarrow $a }.
+notation < "↓ \ensp a" with precedence 55 for @{ 'downarrow $a }.
+notation > "↓ a" with precedence 55 for @{ 'downarrow $a }.
 
 notation "hvbox(U break ↓ V)" non associative with precedence 55 for @{ 'fintersects $U $V }.
 
@@ -209,7 +210,8 @@ 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 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 }.
 notation < "s \sup (-1) x" with precedence 90 for @{ 'invert_appl $s $x}.