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/TutorialI/Trie/Option2.thy
author
nipkow
Tue, 05 Sep 2000 13:53:39 +0200
changeset 9844
8016321c7de1
parent 8771
026f37a86ea7
permissions
-rw-r--r--
*** empty log message ***
(*<*)
theory Option2 = Main:;
(*>*)
datatype 'a option = None | Some 'a;
(*<*)
end
(*>*)