Mercurial Mercurial > repos > isabelle / file revision
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc-src/Tutorial/Recdef/last
author berghofe
Mon, 21 Oct 2002 17:16:24 +0200
changeset 13667 0009325e9af0
parent 6100 40d66bc3e83f
permissions -rw-r--r--
Replaced variantlist (quadratic) by gen_names (linear).

consts last :: 'a list => 'a
recdef last "measure (%xs. length xs)"
  "last [x]      = x"
  "last (x#y#zs) = last (y#zs)"
isabelle