src/FOLP/ex/If.thy
author wenzelm
Tue, 24 Aug 1999 11:50:58 +0200
changeset 7333 6cb15c6f1d9f
parent 0 a5a9c433f639
child 17480 fd19f77dcf60
permissions -rw-r--r--
isar: no_pos flag;

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