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doc-src/Tutorial/Misc/exhaust.ML
author
wenzelm
Fri, 04 Jun 1999 19:57:31 +0200
changeset 6779
2912aff958bd
parent 5377
efb799c5ed3c
child 9255
2ceb11a2e190
permissions
-rw-r--r--
Calculation.thy: Setup transitivity rules for calculational proofs.
Goal "(case xs of [] => [] | y#ys => xs) = xs";
by(exhaust_tac "xs" 1);