doc-src/Tutorial/Misc/NatSum.thy
author nipkow
Fri, 18 May 2001 12:13:53 +0200
changeset 11307 891fbd3f4881
parent 5377 efb799c5ed3c
permissions -rw-r--r--
*** empty log message ***

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