Article View: alt.comp.lang.learn.c-c++
Article #765Re: float precision
From: TiTi
Date: Thu, 13 Apr 2000 00:00
Date: Thu, 13 Apr 2000 00:00
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1718 bytes
<dataman@cyberdude.com> wrote in message news:38F5D7E6.153591F2@cyberdude.com... > I am really confused about float precision ..officially it's 3.4 * > (10**-38) to 3.4 * (10**+38) > But, that does not help me much even it confuse me more .... > Here is my problem: > I need to define a world of 10 000 000 units . I need to use float for > that . I think to use only the positive part (but will depend from the > answer of my question). > What precision (after the dot ) can i expect ? Use type 'double' instead of float, it has a higher precision. But I'm not sure if that will solve your problems. TiTi -- For comp.lang.c++: * Read Shiva's "Welcome to comp.lang.c++" before posting to that newsgroup: http://www.slack.net/~shiva/welcome.txt * FAQ (frequently asked questions) : http://marshall-cline.home.att.net/cpp-faq-lite/ "There are two kinds of people: those who know, and those who don't know. I generally prefer those who don't know." - TiTi
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 114592,fcf1bc31a1ccc99f X-Google-Attributes: gid114592,public X-Google-Thread: fdcad,fcf1bc31a1ccc99f X-Google-Attributes: gidfdcad,public X-Google-Thread: 109fba,fcf1bc31a1ccc99f X-Google-Attributes: gid109fba,public From: "TiTi" <cenTipod@anTi.com> Subject: Re: float precision Date: 2000/04/13 Message-ID: <8d4mj4$616$1@trex.antw.online.be> X-Deja-AN: 610691485 References: <38F5D7E6.153591F2@cyberdude.com> X-Priority: 3 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2918.2701 Organization: c++@void.com X-MSMail-Priority: Normal Reply-To: "TiTi" <cenTipod@anTi.com> Newsgroups: alt.comp.lang.learn.c-c++,comp.lang.c++,fr.comp.lang.c++