From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: 103376,67d995bf9f62ea45 X-Google-NewGroupId: yes X-Google-Attributes: gida07f3367d7,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!postnews.google.com!c33g2000yqm.googlegroups.com!not-for-mail From: Ada novice Newsgroups: comp.lang.ada Subject: Re: matrix package with Ada Date: Tue, 13 Jul 2010 13:43:26 -0700 (PDT) Organization: http://groups.google.com Message-ID: <88726737-eede-4e30-a7c3-9e9157fec992@c33g2000yqm.googlegroups.com> References: <23f0d8f1-e7bd-4af9-a0ee-cea85cbff4bd@x21g2000yqa.googlegroups.com> <8f4ba975-5441-4b42-89ad-b53373a59eb9@g19g2000yqc.googlegroups.com> <53250ca8-da19-47a9-a9b1-3cd1653fb05f@y4g2000yqy.googlegroups.com> NNTP-Posting-Host: 193.11.22.91 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 X-Trace: posting.google.com 1279053806 5779 127.0.0.1 (13 Jul 2010 20:43:26 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Tue, 13 Jul 2010 20:43:26 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: c33g2000yqm.googlegroups.com; posting-host=193.11.22.91; posting-account=Rr9I-QoAAACS-nOzpA-mGxtAlZ46Nb6I User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.6) Gecko/20100625 Firefox/3.6.6 (.NET CLR 3.5.30729),gzip(gfe) Xref: g2news1.google.com comp.lang.ada:12403 Date: 2010-07-13T13:43:26-07:00 List-Id: > > I found that not all of the numbers were different. Some of the > differences were very small. Sometimes vectors were given in the > opposite order (there's a note in the AI about that not being a > problem). The eigenvalues are not given in an ascending order. Different software implementations use different ways to present the eigenvalues and eigenvectors (normalizations for the latter). YC