src/FOL/FOL.thy
author oheimb
Sat, 15 Feb 1997 17:55:11 +0100
changeset 2638 6c6a44b5f757
parent 0 a5a9c433f639
child 4093 5e8f3d57dee7
permissions -rw-r--r--
reflecting my recent changes of the classical reasoner

FOL = IFOL +
rules
classical "(~P ==> P) ==> P"
end