doc-src/Tutorial/ToyList/lemma1
author nipkow
Wed, 11 Feb 2004 00:37:18 +0100
changeset 14380 04b603a6f17d
parent 5377 efb799c5ed3c
permissions -rw-r--r--
*** empty log message ***

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