These are not the data structures you are looking for, move along... A good source on this subject, with applications, is Steve Hanov's blog (read a year or so

These are not the data structures you are looking for, move along... A good source on this subject, with applications, is Steve Hanov's blog (read a year or so back - he started an ISV and his recent scope expanded to include business issues...): http://stevehanov.ca/blog/index.php http://stevehanov.ca/blog/index.php