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src/FOL/ex/If.thy
author lcp
Tue, 07 Mar 1995 13:15:25 +0100
changeset 928 cb31a4e97f75
parent 0 a5a9c433f639
child 1322 9b3d3362a048
permissions -rw-r--r--
Moved declaration of ~= to a syntax section

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