doc-src/Tutorial/Misc/NatSum.thy
author wenzelm
Tue, 03 Oct 2000 01:15:11 +0200
changeset 10132 8e9a8ede2f11
parent 5377 efb799c5ed3c
permissions -rw-r--r--
updated;

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