Commit 1e489d19 authored by Robbert Krebbers's avatar Robbert Krebbers

Use unicode not for mkSet_not_elem_of.

parent 0b7821f1
......@@ -20,7 +20,7 @@ Proof. by split; [split | |]; repeat intro. Qed.
Lemma mkSet_elem_of {A} (f : A Prop) x : f x x mkSet f.
Proof. done. Qed.
Lemma mkSet_not_elem_of {A} (f : A Prop) x : ~f x x mkSet f.
Lemma mkSet_not_elem_of {A} (f : A Prop) x : ¬f x x mkSet f.
Proof. done. Qed.
Instance set_ret : MRet set := λ A (x : A), {[ x ]}.
......
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