src/FOL/fol.thy
author kleing
Mon, 17 Jul 2000 14:00:53 +0200
changeset 9376 c32c5696ec2a
parent 0 a5a9c433f639
permissions -rw-r--r--
flat instruction set

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