From ... Path: archiver1.google.com!newsfeed.google.com!newsfeed.stanford.edu!news.tele.dk!small.news.tele.dk!134.222.94.5!npeer.kpnqwest.net!nreader1.kpnqwest.net.POSTED!not-for-mail Newsgroups: comp.lang.lisp Subject: Re: sets operations References: <3B97A9AA.812135EA@cisco.com> Mail-Copies-To: never From: Erik Naggum Message-ID: <3208787616926057@naggum.net> Organization: Naggum Software, Oslo, Norway Lines: 7 User-Agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.7 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Thu, 06 Sep 2001 17:53:38 GMT X-Complaints-To: newsmaster@Norway.EU.net X-Trace: nreader1.kpnqwest.net 999798818 193.71.66.49 (Thu, 06 Sep 2001 19:53:38 MET DST) NNTP-Posting-Date: Thu, 06 Sep 2001 19:53:38 MET DST Xref: archiver1.google.com comp.lang.lisp:15762 * username > Set Union, Set Difference, And Set Intersection. Do union, intersection and set-difference fulflll your needs? These are standard functions in Common Lisp. ///