src/FOL/ex/If.thy
author wenzelm
Wed, 20 Feb 2002 00:53:53 +0100
changeset 12902 a23dc0b7566f
parent 1322 9b3d3362a048
child 14151 b8bb6a6a2c46
permissions -rw-r--r--
Symbol.bump_string;

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