doc-src/Tutorial/ToyList/lemma1
author kleing
Fri, 26 Mar 2004 05:32:00 +0100
changeset 14486 74c053a25513
parent 5377 efb799c5ed3c
permissions -rw-r--r--
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nipkow
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     1
Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";