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doc-src/Tutorial/Misc/Exor.thy
author paulson
Thu, 12 Oct 2000 12:15:59 +0200
changeset 10196 4d1af711cf7b
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new I-rules r_into_rtrancl, r_into_trancl and a simpler proof
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nipkow
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Exor = Main +
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constdefs
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 exor :: bool => bool => bool
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"exor A B == (A & ~B) | (~A & B)"
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end
isabelle