doc-src/Tutorial/ToyList/lemma1
author wenzelm
Mon, 04 Oct 1999 21:45:10 +0200
changeset 7703 6b3424e877bd
parent 5377 efb799c5ed3c
permissions -rw-r--r--
proper dependencies of all theories and packages;

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