doc-src/Tutorial/Misc/exhaust.ML
author wenzelm
Mon, 23 Oct 2000 22:10:36 +0200
changeset 10309 a7f961fb62c6
parent 9255 2ceb11a2e190
permissions -rw-r--r--
intro_classes by default;

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