doc-src/Tutorial/ToyList/lemma1
author nipkow
Thu, 26 Feb 2004 01:04:39 +0100
changeset 14414 3fd75e96145d
parent 5377 efb799c5ed3c
permissions -rw-r--r--
corrected authors

Goal "rev(xs @ ys) = (rev ys) @ (rev xs)";