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doc-src/Tutorial/ToyList/lemma1
author
paulson
Wed, 08 Sep 1999 15:41:58 +0200
changeset 7519
8e4a21d1ba4f
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
simplification of relations involving 0, Suc and natural-number numerals
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5377
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nipkow
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diff
changeset
1
Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";