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doc-src/Tutorial/Misc/Exor.thy
author
aspinall
Tue, 16 Nov 2004 20:20:14 +0100
changeset 15289
1d2dba93ef08
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
Markup obtain as introducing a nested goal.
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end