doc-src/Tutorial/Misc/NatSum.thy
author paulson
Thu, 22 Apr 2004 12:31:33 +0200
changeset 14656 765badface6a
parent 5377 efb799c5ed3c
permissions -rw-r--r--
changed SML/NJ v 45 to 44

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