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=-1.3 required=5.0 tests=BAYES_00,INVALID_MSGID autolearn=no autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f43e6,c7637cfdf68e766 X-Google-Attributes: gidf43e6,public X-Google-Thread: f8362,c7637cfdf68e766 X-Google-Attributes: gidf8362,public X-Google-Thread: 107079,c7637cfdf68e766 X-Google-Attributes: gid107079,public X-Google-Thread: 103376,c7637cfdf68e766 X-Google-Attributes: gid103376,public X-Google-Thread: 109d8a,c7637cfdf68e766 X-Google-Attributes: gid109d8a,public From: Russ Lyttle Subject: Re: floating point comparison Date: 1997/07/31 Message-ID: <33E11967.4A30@nr.net>#1/1 X-Deja-AN: 261193726 Distribution: inet References: <33DF6F43.6EEA4806@digicomp.com> <5rqehs$g1r$1@odin.cc.pdx.edu> Newsgroups: comp.lang.ada,sci.math.num-analysis,comp.software-eng,comp.theory,sci.math Date: 1997-07-31T00:00:00+00:00 List-Id: Don Taylor wrote: > > Matthew Heaney wrote: > > I need to do some floating point comparisons in Ada 83 (but I'd like Ada 95 > > advice too), and needed someone to interpret the advice in AQ&S. > > If anyone has any pointers to well written guidelines for floating point > usage I would dearly love to hear about them. > > I have seen the OLD Prentice Hall series (if my brain hasn't failed me) > text "Floating Point Computation". I have seen the article in the ACM > Computing Reviews (again if the brain hasn't failed) a few years ago. > I have seen the text "Improving Floating Point ?" published recently. > > But none of these seem to try to lay down a reasonably comprehensive set > of guidelines that individuals should consider when they begin floating > point computation. If there were any contributions to such a set I am > almost provoked enough to try to take the best of everything that we know > about this subject and get it into book form. > > Many many thanks > please use email if possible > psu04033@odin.cc.pdx.edu Great! Write the book. We need it. It seems to me that almost no one understands computer based (pseudo)floating point computation.Write if you need help or would like input.