doc-src/Tutorial/ToyList/lemma1
author wenzelm
Mon, 11 Dec 2000 20:09:47 +0100
changeset 10640 562e20e543b1
parent 5377 efb799c5ed3c
permissions -rw-r--r--
alternative syntax for "translations": harpoons;

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