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=0.6 required=5.0 tests=BAYES_40,INVALID_MSGID autolearn=no autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,c872b4c479fe6a9b X-Google-Attributes: gid103376,public From: "DuckE" Subject: Re: financial computations Date: 2000/05/09 Message-ID: <3918be1c.0@news.pacifier.com>#1/1 X-Deja-AN: 621377988 References: <391725AA.4F68ED72@gmx.de> <39182D26.F4FDB0F8@quadruscorp.com> <8f93qg$1g9$1@nnrp1.deja.com> <39182A7C.C1358EE2@easystreet.com> <8f9o7c$q3o$1@nnrp1.deja.com> <3918A193.9800E973@easystreet.com> X-Trace: 9 May 2000 18:40:44 PST, 198.145.224.64 X-MSMail-Priority: Normal X-Priority: 3 Newsgroups: comp.lang.ada X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6700 Date: 2000-05-09T00:00:00+00:00 List-Id: > With 64-bit mantissae available in several programming languages, > including Ada according to GNAT, if I know the rules, I can > approximate this stuff for a million lifetimes before I lose > a cent. Realistically, I expect that when I do lose that penny > there will be some character at hand who will point out the > error and gloat without mercy. I would hate to deny him that > pleasure. It's like playing solitaire. If I always did it > according to the book, what would the kibitzers do? How could > I sustain my humility without at least one grievous error per > eon? > I'm speaking out of my field, but I vaguely remember learning something about this in college (more than 15 years ago). As I recall obtaining the "correct" answer in financial calculations has as much (or more) to do with convention, than with precise mathematical results. I wonder if there's a newsgroup alt.bean-counter.calculations? ;-) SteveD