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=-0.9 required=5.0 tests=BAYES_00,FORGED_GMAIL_RCVD, FREEMAIL_FROM autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: 103376,382fcf8feeefdd50 X-Google-Thread: f4fd2,9019ec15d661ad71 X-Google-Attributes: gid103376,gidf4fd2,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!postnews.google.com!j7g2000prm.googlegroups.com!not-for-mail From: "jhc0033@gmail.com" Newsgroups: comp.lang.ada,comp.lang.lisp Subject: Re: computer language used to program Mars Lander Date: Thu, 24 Jul 2008 23:10:32 -0700 (PDT) Organization: http://groups.google.com Message-ID: <6e2a8ce8-25e9-427b-9c67-3285ce73e398@j7g2000prm.googlegroups.com> References: <185ee7f9-9d4f-4f49-8dbe-6b623b8a8223@c58g2000hsc.googlegroups.com> <887fc0a7-0a5a-4d2e-a9ea-eb9e32d6a818@m36g2000hse.googlegroups.com> <807ef880-b2ac-4ac6-877c-21274e8ff4ab@d77g2000hsb.googlegroups.com> <26ec19b4-09fc-405b-a188-57b6ee5ca1a3@k36g2000pri.googlegroups.com> <76fc184b-bd62-4bd3-9ccf-8a6cd872c30b@v39g2000pro.googlegroups.com> NNTP-Posting-Host: 75.18.118.127 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Trace: posting.google.com 1216966233 12968 127.0.0.1 (25 Jul 2008 06:10:33 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Fri, 25 Jul 2008 06:10:33 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: j7g2000prm.googlegroups.com; posting-host=75.18.118.127; posting-account=ZDEUcwoAAAAfEl68GET6fODebgE-CIe2 User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.16) Gecko/20080702 Firefox/2.0.0.16,gzip(gfe),gzip(gfe) Xref: g2news1.google.com comp.lang.ada:1319 comp.lang.lisp:4217 Date: 2008-07-24T23:10:32-07:00 List-Id: On Jul 24, 1:39 pm, "Brian" wrote: > wrote in message > > news:76fc184b-bd62-4bd3-9ccf-8a6cd872c30b@v39g2000pro.googlegroups.com... > > > On Jul 24, 12:39 am, "John Thingstad" wrote: > > >> Mathematically verify it with ACL2! Way better than silly type checking. > >> Check that theprogram does what the spec sais. > >> (Which still only proves that it does what you say, not what you men.)) > > > Typo-prone people probably shouldn't use dynamically-typed languages! > > BTW us, static folk, got Coq, which is probably better than ACL2: the > > name "ACL2" sounds like they couldn't even get it right in the first > > try. > > You've "got Coq"??? And you're willing to talk about bad names? > *grin* I think "Coq" conveys a feeling of confidence that a theorem prover should. (Btw thanks for ruining the discussion with your low-brow shtik)