notation "A × term 74 B ⇒\sub 3 term 19 C" non associative with precedence 72 for @{'binary_morphism3 $A $B $C}.
notation "B ⇒\sub 1 C" right associative with precedence 72 for @{'arrows1_SET $B $C}.
notation "B ⇒\sub 2 C" right associative with precedence 72 for @{'arrows2_SET1 $B $C}.
+notation "B ⇒\sub 1. C" right associative with precedence 72 for @{'arrows1_SETlow $B $C}.
+notation "B ⇒\sub 2. C" right associative with precedence 72 for @{'arrows2_SET1low $B $C}.
interpretation "'binary_morphism1" 'binary_morphism1 A B C = (binary_morphism1 A B C).
interpretation "'binary_morphism2" 'binary_morphism2 A B C = (binary_morphism2 A B C).