doc-src/Tutorial/Misc/NatSum.thy
author wenzelm
Mon, 04 Oct 1999 21:37:35 +0200
changeset 7694 20121c9dc1a6
parent 5377 efb799c5ed3c
permissions -rw-r--r--
tryres, gen_make_elim moved here;

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