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doc-src/Tutorial/Misc/ConstDefs.thy
author paulson
Thu, 17 Aug 2000 11:56:47 +0200
changeset 9634 61b57cc1cb5a
parent 5377 efb799c5ed3c
permissions -rw-r--r--
modified proofs: better rules for cancellation of common factors across comparisons
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ConstDefs = Types +
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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"
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end
isabelle