doc-src/Tutorial/Recdef/sep1
author wenzelm
Sun, 29 Aug 1999 17:52:44 +0200
changeset 7383 9c4ef0d3f36c
parent 6100 40d66bc3e83f
permissions -rw-r--r--
added Isar_examples/MutilatedCheckerboard.thy;

recdef sep "measure (%(a,xs). length xs)"
  "sep(a, x#y#zs) = x # a # sep(a,y#zs)"
  "sep(a, xs)     = xs"