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: 103376,382fcf8feeefdd50 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!Xl.tags.giganews.com!border1.nntp.dca.giganews.com!nntp.giganews.com!local02.nntp.dca.giganews.com!nntp.earthlink.com!news.earthlink.com.POSTED!not-for-mail NNTP-Posting-Date: Thu, 24 Jul 2008 15:39:31 -0500 From: "Brian" Newsgroups: comp.lang.ada,comp.lang.lisp 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> Subject: Re: computer language used to program Mars Lander Date: Thu, 24 Jul 2008 13:39:32 -0700 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-RFC2646: Format=Flowed; Original Message-ID: X-Usenet-Provider: http://www.giganews.com NNTP-Posting-Host: 71.92.210.194 X-Trace: sv3-SYS2b2/MdzY/kEd/Gd39v9dTSaR+L8AuyKLcDv1tmWqfxPWivwv095SHeZ+atiUlrCrVxxKuf7kcXtP!srRJQlufuOovFwhugKOEXzR9QmjofVQ4xFrZkuKiaatWJQT3FkdDTSGkzaQRlO1CMmTa4SGKWCNF!jJbf2kVvMSD+cvnDkvYylwMKPNpjQ7Hz+dk= X-Abuse-and-DMCA-Info: Please be sure to forward a copy of ALL headers X-Abuse-and-DMCA-Info: Otherwise we will be unable to process your complaint properly X-Postfilter: 1.3.39 Xref: g2news1.google.com comp.lang.ada:1317 comp.lang.lisp:4208 Date: 2008-07-24T13:39:32-07:00 List-Id: 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*