src/FOL/ex/If.thy
author mueller
Tue, 27 May 1997 15:07:02 +0200
changeset 3361 1877e333f66c
parent 1322 9b3d3362a048
child 14151 b8bb6a6a2c46
permissions -rw-r--r--
Last changes for new release 94-8

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