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doc-src/Intro/gate.thy
author oheimb
Sat, 15 Feb 1997 17:43:27 +0100
changeset 2633 37c0b5a7ee5d
parent 105 216d6ed87399
permissions -rw-r--r--
added delcongs, Delcongs, unsafe_solver, safe_solver, FOL_basic_ss, safe_asm_more_full_simp_tac new addss (old version retained as unsafe_addss), new auto_tac (old version retained as unsafe_auto_tac), clasimpset with modification functions
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Gate = FOL +
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consts  nand,xor :: "[o,o] => o"
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rules   nand_def "nand(P,Q) == ~(P & Q)"
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        xor_def  "xor(P,Q)  == P & ~Q | ~P & Q"
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end
isabelle