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 Path: g2news1.google.com!postnews.google.com!q12g2000yqj.googlegroups.com!not-for-mail From: jonathan Newsgroups: comp.lang.ada Subject: Re: matrix package with Ada Date: Tue, 27 Jul 2010 17:51:29 -0700 (PDT) Organization: http://groups.google.com Message-ID: <05f6fb70-4c48-45d7-82c5-1cc51ea3dcf5@q12g2000yqj.googlegroups.com> References: <7594c659-3d67-427d-9c0e-10531d979fa0@e30g2000vbl.googlegroups.com> NNTP-Posting-Host: 143.117.23.233 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: posting.google.com 1280278289 11738 127.0.0.1 (28 Jul 2010 00:51:29 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Wed, 28 Jul 2010 00:51:29 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: q12g2000yqj.googlegroups.com; posting-host=143.117.23.233; posting-account=Jzt5lQoAAAB4PhTgRLOPGuTLd_K1LY-C User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.19) Gecko/2010062510 Iceweasel/3.0.6 (Debian-3.0.6-3),gzip(gfe) Xref: g2news1.google.com comp.lang.ada:12620 Date: 2010-07-27T17:51:29-07:00 List-Id: > Also the program works poorly on matrices that are ill-conditioned, > and it fails catastrophically on singular matrices. =A0There is still > a large class of problems where it may be useful, but its limitations > should be loudly stated somewhere in =A0.ads =A0file. > Actually, it has to fail on certain matrices .. my error .. I ran some more tests, and the program seems to be working a lot better than I thought. J.