doc-src/Tutorial/Misc/NatSum.thy
author wenzelm
Thu, 19 Aug 1999 16:33:53 +0200
changeset 7289 3b1b301467cd
parent 5377 efb799c5ed3c
permissions -rw-r--r--
disabled print_mode (tmp);

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