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doc-src/Tutorial/Recdef/sep1
author obua
Sun, 09 May 2004 23:04:36 +0200
changeset 14722 8e739a6eaf11
parent 6100 40d66bc3e83f
permissions -rw-r--r--
replaced apply-style proof for instance Multiset :: plus_ac0 by recommended Isar proof style

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