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doc-src/Tutorial/Misc/constdefs
author wenzelm
Wed, 14 Jul 1999 12:28:12 +0200
changeset 7001 8121e11ed765
parent 5377 efb799c5ed3c
permissions -rw-r--r--
Deriving rules in Isabelle;
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constdefs nand :: gate
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         "nand A B == ~(A & B)"
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          exor :: gate
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         "exor A B == A & ~B | ~A & B"
isabelle