equal
deleted
inserted
replaced
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1 Gate2 = FOL + |
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2 consts "~&" :: "[o,o] => o" (infixl 35) |
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3 "#" :: "[o,o] => o" (infixl 30) |
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4 If :: "[o,o,o] => o" ("if _ then _ else _") |
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5 rules nand_def "P ~& Q == ~(P & Q)" |
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6 xor_def "P # Q == P & ~Q | ~P & Q" |
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7 If_def "if P then Q else R == P&Q | ~P&R" |
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8 end |