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doc-src/Tutorial/Misc/exhaust.ML
author wenzelm
Thu, 08 Jul 1999 18:36:57 +0200
changeset 6936 ca17f1b02cde
parent 5377 efb799c5ed3c
child 9255 2ceb11a2e190
permissions -rw-r--r--
propp: 'concl' patterns; added 'thence';
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5377
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     1
 
Goal "(case xs of [] => [] | y#ys => xs) = xs";
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset 
     2
 
by(exhaust_tac "xs" 1);
isabelle