doc-src/Tutorial/ToyList/lemma1
author wenzelm
Thu, 17 Jun 2004 14:26:43 +0200
changeset 14961 8092a0319927
parent 5377 efb799c5ed3c
permissions -rw-r--r--
isub/isup quasi letter (again); tuned;
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nipkow
parents:
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     1
Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";