doc-src/Tutorial/Misc/exhaust.ML
author wenzelm
Thu, 15 Nov 2001 23:21:57 +0100
changeset 12216 dda8c04a8fb4
parent 9255 2ceb11a2e190
permissions -rw-r--r--
isatool unsymbolize;

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