doc-src/Tutorial/Misc/natsum
author wenzelm
Wed, 09 Jun 2004 18:56:55 +0200
changeset 14912 88b9d9165452
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added split_ext; removed drop_ext;

consts sum :: nat => nat
primrec
"sum 0 = 0"
"sum (Suc n) = Suc n + sum n"