doc-src/Tutorial/Misc/NatSum.thy
author wenzelm
Wed, 05 May 1999 18:41:31 +0200
changeset 6601 51eed1aefccd
parent 5377 efb799c5ed3c
permissions -rw-r--r--
fixed FILES;

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