doc-src/Tutorial/ToyList/lemma1
author wenzelm
Wed, 20 Oct 1999 11:05:06 +0200
changeset 7886 8fa551e22e52
parent 5377 efb799c5ed3c
permissions -rw-r--r--
the settings environment is now statically scoped; tuned;

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