Commit 6a4b3aa2 authored by François Bobot's avatar François Bobot

fix set theories diff definition

parent 7b710749
......@@ -114,7 +114,7 @@ theory SetMap
axiom Diff_def1 :
forall s1 s2 : set 'a. forall x : 'a.
(diff s1 s2)[x] = xorb s1[x] s2[x]
(diff s1 s2)[x] = andb s1[x] (notb s2[x])
logic equal(s1 s2 : set 'a) = forall x : 'a. s1[x] = s2[x]
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment