doc-src/Tutorial/ToyList/lemma1
author wenzelm
Thu, 06 May 2004 14:14:18 +0200
changeset 14706 71590b7733b7
parent 5377 efb799c5ed3c
permissions -rw-r--r--
tuned document;

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