doc-src/Tutorial/Misc/Itrev.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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Itrev = Main +
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consts itrev :: 'a list => 'a list => 'a list
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primrec
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"itrev []     ys = ys"
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"itrev (x#xs) ys = itrev xs (x#ys)"
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end