doc-src/Tutorial/Misc/NatSum.thy
author kleing
Mon, 25 Sep 2000 12:08:49 +0200
changeset 10069 c7226e6f9625
parent 5377 efb799c5ed3c
permissions -rw-r--r--
untabified for HTML

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