doc-src/Tutorial/Misc/natsum
author wenzelm
Sat, 03 Nov 2001 01:38:39 +0100
changeset 12027 1281e9bf57f6
parent 5377 efb799c5ed3c
permissions -rw-r--r--
converted theory Lift;

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