doc-src/Tutorial/Misc/exhaust.ML
author wenzelm
Tue, 19 Oct 1999 16:23:46 +0200
changeset 7884 2c65e8212115
parent 5377 efb799c5ed3c
child 9255 2ceb11a2e190
permissions -rw-r--r--
qed_spec_mp is a mess;

Goal "(case xs of [] => [] | y#ys => xs) = xs";
by(exhaust_tac "xs" 1);