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doc-src/Tutorial/Misc/Last.thy
author paulson
Fri, 21 Apr 2000 11:29:57 +0200
changeset 8759 49154c960140
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new file containing simproc invocations, from NatBin.ML

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