doc-src/Tutorial/ToyList/lemma1
author wenzelm
Wed, 22 Sep 1999 21:45:35 +0200
changeset 7580 536499cf71af
parent 5377 efb799c5ed3c
permissions -rw-r--r--
tuned pretty_thms;

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