From: Andreas Schwab <schwab@suse.de>
To: rajendra.mishra@timesys.com
Cc: Jesse Pollard <pollard@tomcat.admin.navo.hpc.mil>,
Nikita@Namesys.COM, Andrey Ulanov <drey@rt.mipt.ru>,
linux-kernel@vger.kernel.org
Subject: Re: FPU, i386
Date: Thu, 25 Apr 2002 15:22:54 +0200 [thread overview]
Message-ID: <je8z7bzzdd.fsf@sykes.suse.de> (raw)
In-Reply-To: <200204171440.JAA76065@tomcat.admin.navo.hpc.mil> <200204251310.g3PD9dI00738@localhost.localdomain>
rpm <rajendra.mishra@timesys.com> writes:
|> I understand that in case of inrrational number it will not give a exact
|> value ......but division like 1/.2 is not irrational ! and it should always
|> come to 5 !
It is not about irrational number (of course, the result of dividing two
rational number is always a rational number), but about finite precision.
You simply cannot represent 0.2 finitely in base 2.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE GmbH, Deutschherrnstr. 15-19, D-90429 Nürnberg
Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2002-04-25 13:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-17 14:40 FPU, i386 Jesse Pollard
2002-04-17 14:49 ` John Alvord
2002-04-18 8:31 ` Jakob Østergaard
2002-04-25 13:09 ` rpm
2002-04-25 13:22 ` Andreas Schwab [this message]
2002-04-25 14:22 ` Richard B. Johnson
2002-04-25 15:24 ` Mark Mielke
2002-04-25 16:08 ` Richard B. Johnson
-- strict thread matches above, loose matches on Subject: below --
2002-04-29 16:19 Kerl, John
2002-04-26 22:10 Kerl, John
2002-04-29 12:33 ` Richard B. Johnson
[not found] <scc7dcc8.053@mail-02.med.umich.edu>
2002-04-25 14:52 ` Richard B. Johnson
2002-04-25 14:38 Nicholas Berry
2002-04-17 14:05 Andrey Ulanov
2002-04-17 14:20 ` Mike Black
2002-04-17 14:26 ` Richard B. Johnson
2002-04-17 14:29 ` Nikita Danilov
2002-04-17 15:20 ` Gunther Mayer
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