doc-src/Tutorial/Misc/Itrev.thy
author wenzelm
Fri, 21 May 2004 21:14:52 +0200
changeset 14766 c0401da7726d
parent 5377 efb799c5ed3c
permissions -rw-r--r--
use plain SOME;

Itrev = Main +
consts itrev :: 'a list => 'a list => 'a list
primrec
"itrev []     ys = ys"
"itrev (x#xs) ys = itrev xs (x#ys)"
end