src/FOLP/FOLP.thy
author paulson
Thu, 04 Dec 2003 10:29:17 +0100
changeset 14272 5efbb548107d
parent 3836 f1a1817659e6
child 17480 fd19f77dcf60
permissions -rw-r--r--
Tidying of the integer development; towards removing the abel_cancel simproc

(*  Title:      FOLP/FOLP.thy
    ID:         $Id$
    Author:     Martin D Coen, Cambridge University Computer Laboratory
    Copyright   1992  University of Cambridge

Classical First-Order Logic with Proofs
*)

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