src/FOL/FOL.thy
author wenzelm
Fri, 21 Nov 1997 15:40:56 +0100
changeset 4275 349754bdd5b7
parent 4093 5e8f3d57dee7
child 4793 03fd006fb97b
permissions -rw-r--r--
SYNC;


FOL = IFOL +

rules
  classical "(~P ==> P) ==> P"

end

ML val thy_data = [ClasetThyData.thy_data];