(* other notations **********************************************************)
-notation "hvbox(a break \approx b)" non associative with precedence 45
- for @{ 'napart $a $b}.
-
-notation "hvbox(a break # b)" non associative with precedence 45
- for @{ 'apart $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}.
notation > "a ^ term 90 b" non associative with precedence 75 for @{ 'exp $a $b}.