src/FOLP/ex/If.thy
author paulson
Fri, 28 Jun 2002 11:24:36 +0200
changeset 13253 edbf32029d33
parent 0 a5a9c433f639
child 17480 fd19f77dcf60
permissions -rw-r--r--
added class quantifiers

If = FOLP +
consts  if     :: "[o,o,o]=>o"
rules
        if_def "if(P,Q,R) == P&Q | ~P&R"
end