doc-src/Tutorial/ToyList/lemma1
author paulson
Fri, 18 Sep 1998 16:05:08 +0200
changeset 5510 ad120f7c52ad
parent 5377 efb799c5ed3c
permissions -rw-r--r--
improved (but still flawed) treatment of binary arithmetic

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