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doc-src/Tutorial/Misc/exhaust.ML
author berghofe
Fri, 16 Jul 1999 12:14:04 +0200
changeset 7015 85be09eb136c
parent 5377 efb799c5ed3c
child 9255 2ceb11a2e190
permissions -rw-r--r--
- Datatype package now also supports arbitrarily branching datatypes (using function types). - Added new simplification procedure for proving distinctness of constructors. - dtK is now a reference.
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nipkow
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Goal "(case xs of [] => [] | y#ys => xs) = xs";
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nipkow
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by(exhaust_tac "xs" 1);
isabelle