doc-src/Tutorial/ToyList/lemma3
author wenzelm
Sat, 08 Dec 2001 14:39:08 +0100
changeset 12416 9b3e7a35da30
parent 5377 efb799c5ed3c
permissions -rw-r--r--
Basic support for XML output.

Goal "(xs @ ys) @ zs = xs @ (ys @ zs)";
by(induct_tac "xs" 1);
by(Auto_tac);