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src/FOL/FOL.thy
author
paulson
Sat, 10 Jan 1998 17:59:32 +0100
changeset 4552
bb8ff763c93d
parent 4093
5e8f3d57dee7
child 4793
03fd006fb97b
permissions
-rw-r--r--
Simplified proofs by omitting PA = {|XA, ...|} from RA2
FOL = IFOL +
rules
classical "(~P ==> P) ==> P"
end
ML val thy_data = [ClasetThyData.thy_data];