doc-src/Tutorial/Misc/exhaust.ML
author obua
Tue, 23 Nov 2004 15:25:39 +0100
changeset 15311 2ca1c66a6758
parent 9255 2ceb11a2e190
permissions -rw-r--r--
Added lemmas setsum_mono, finite_setsum_diff1, finite_setsum_diff

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