doc-src/Tutorial/Misc/exhaust.ML
author nipkow
Thu, 30 May 2002 10:21:28 +0200
changeset 13188 596776f878f8
parent 9255 2ceb11a2e190
permissions -rw-r--r--
*** empty log message ***

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