Commit 581e709f authored by Robbert Krebbers's avatar Robbert Krebbers

Make ∖ left associative.

parent 64bb0481
......@@ -590,7 +590,7 @@ Notation "(∩ x )" := (λ y, intersection y x) (only parsing) : C_scope.
Class Difference A := difference: A A A.
Instance: Params (@difference) 2.
Infix "∖" := difference (at level 40) : C_scope.
Infix "∖" := difference (at level 40, left associativity) : C_scope.
Notation "(∖)" := difference (only parsing) : C_scope.
Notation "( x ∖)" := (difference x) (only parsing) : C_scope.
Notation "(∖ x )" := (λ y, difference y x) (only parsing) : C_scope.
......
......@@ -77,7 +77,7 @@ Section ndisjoint.
End ndisjoint.
(* The hope is that registering these will suffice to solve most goals
of the form [N1 N2] and those of the form [((N1 E N2) ..) Nn]. *)
of the form [N1 N2] and those of the form [N1 E N2 .. Nn]. *)
Hint Resolve ndisj_subseteq_difference : ndisj.
Hint Extern 0 (_ _) => apply ndot_ne_disjoint; congruence : ndisj.
Hint Resolve ndot_preserve_disjoint_l : ndisj.
......
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