X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Flib%2Fbasics%2Fcore_notation.ma;h=54bfd22d512e7917f7102f9c5f7ee165f2695e0c;hb=dbc57c92512c04b3fd88f8289bb8dbe99b2f90e0;hp=4d1e355a304d695725cbfe62530607f886fcd2b7;hpb=5b5dca0c118dfbe3ba8f0514ef07549544eb7810;p=helm.git

diff --git a/matita/matita/lib/basics/core_notation.ma b/matita/matita/lib/basics/core_notation.ma
index 4d1e355a3..54bfd22d5 100644
--- a/matita/matita/lib/basics/core_notation.ma
+++ b/matita/matita/lib/basics/core_notation.ma
@@ -111,9 +111,6 @@ for @{ 'congruent $n $m $p }.
 
 (* pairs, projections *******************************************************)
 
-notation "hvbox(\langle term 19 a, break term 19 b\rangle)" 
-with precedence 90 for @{ 'pair $a $b}.
-
 notation "hvbox(x break \times y)" with precedence 70
 for @{ 'product $x $y}.
 
@@ -280,13 +277,6 @@ for @{ 'union $a $b }. (* \cup *)
 
 (* other notations **********************************************************)
 
-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}.
-notation > "a ^ term 90 b"  non associative with precedence 75 for @{ 'exp $a $b}.
-notation "s \sup (-1)" non associative with precedence 75 for @{ 'invert $s }.
-notation > "s ^ (-1)" non associative with precedence 75 for @{ 'invert $s }.
-notation < "s \sup (-1) x" non associative with precedence 90 for @{ 'invert_appl $s $x}. 
-
 notation "| term 19 C |" with precedence 70 for @{ 'card $C }.
 
 notation "\naturals" non associative with precedence 90 for @{'N}.