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doc-src/Tutorial/Misc/exhaust.ML
author
paulson
Wed, 16 Jan 2002 17:53:22 +0100
changeset 12777
70b2651af635
parent 9255
2ceb11a2e190
permissions
-rw-r--r--
Isar version of ZF/AC
Goal "(case xs of [] => [] | y#ys => xs) = xs";
by(case_tac "xs" 1);