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 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!news2.google.com!goblin2!goblin3!goblin.stu.neva.ru!exi-transit.telstra.net!news.telstra.net!exi-spool.telstra.net!exi-reader.telstra.net!not-for-mail From: "robin" Newsgroups: comp.lang.ada References: <445503bc-6b5c-4b60-b539-c51dcfa723bd@y11g2000yqm.googlegroups.com> Subject: Re: matrix package with Ada Date: Wed, 14 Jul 2010 12:02:50 +1000 X-Newsreader: Microsoft Outlook Express 4.72.3110.5 X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3110.3 Message-ID: <4c3d1aea$0$67796$c30e37c6@exi-reader.telstra.net> NNTP-Posting-Host: 123.3.20.225 X-Trace: 1279073004 exi-reader.telstra.net 67796 123.3.20.225:1165 Xref: g2news1.google.com comp.lang.ada:12406 Date: 2010-07-14T12:02:50+10:00 List-Id: fitta wrote in message <445503bc-6b5c-4b60-b539-c51dcfa723bd@y11g2000yqm.googlegroups.com>... >Thanks a lot. I could unzip it now. I have been using PeaZip to unzip >the package and it wasn't working. I've tried with 7-zip and the >decompression went fine. Thanks for letting me know---I had blind >faith in PeaZip! So I see: >Ada 95 Matrix Math Package >Version 1.01 >First Release, August 1996 >Current Release, September 1996 > >and > >also that a to-do for this package remains: implement eigenvectors/ >eigenvalues, singular value decomposition, and inverses for complex >matrices. > >I haven't try the package yet but I'll hope it'll work for a real non- >symmetric matrix. If it doesn't, you could check out http://members.dodo.com.au/~robin51/numeric.htm which has several eigenvector algorithms in PL/I, including one for general matrixes.