src/FOLP/folp.thy
author wenzelm
Thu, 01 Jul 1999 17:41:16 +0200
changeset 6872 b250da153b1e
parent 0 a5a9c433f639
permissions -rw-r--r--
fixed backtracking of global_qed;

FOLP = IFOLP +
consts
  cla :: "[p=>p]=>p"
rules
  classical "(!!x.x:~P ==> f(x):P) ==> cla(f):P"
end