doc-src/Tutorial/Misc/Itrev.thy
author wenzelm
Fri, 21 May 2004 21:27:42 +0200
changeset 14792 b7dac2fae5bb
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added fold, product; removed transitive_closure;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5377
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset
     1
Itrev = Main +
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset
     2
consts itrev :: 'a list => 'a list => 'a list
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset
     3
primrec
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset
     4
"itrev []     ys = ys"
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset
     5
"itrev (x#xs) ys = itrev xs (x#ys)"
efb799c5ed3c *** empty log message ***
nipkow
parents:
diff changeset
     6
end