doc-src/Tutorial/Misc/NatSum.thy
author kleing
Sun, 24 Mar 2002 14:06:21 +0100
changeset 13066 b57d926d1de2
parent 5377 efb799c5ed3c
permissions -rw-r--r--
cleanup + simpler monotonicity

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