Mercurial Mercurial > repos > isabelle / file revision
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc-src/Tutorial/Misc/NatSum.thy
author paulson
Fri, 02 Apr 2004 16:21:57 +0200
changeset 14511 73493236e97f
parent 5377 efb799c5ed3c
permissions -rw-r--r--
updated treatment of znegative and nat_of

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