doc-src/Tutorial/Misc/Itrev.thy
author wenzelm
Thu, 02 Sep 1999 15:25:19 +0200
changeset 7443 e5356e73f57a
parent 5377 efb799c5ed3c
permissions -rw-r--r--
renamed NatSum to Summation;

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