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Arithmetics

From: Stefan Jahnke <Stefan.Jahnke_at_bov.de>
Date: Wed, 03 Dec 2003 02:54:25 -0800
Message-ID: <F001.005D888E.20031203025425@fatcity.com>


Hi list

In PL/SQL, 174413 - 169281.6 (as FLOAT) results in 5131.4 as it should. In Perl, it results in 5131.39999999999. In C++ (GCC on both Linux and MS Windows) it results in 5131.4.
I find it pretty irritating that perl doesn't handle that correctly. I know, it's always a problem with floating point arithmetics, but how is it, that perl already says good bye to accurate results while PL/SQL and C both still give the correct result ?
Is there any work around or something I have to consider when doing floating point arithmetics in Perl ?
I need to have accurate values without rounding them for statistic calculations.

TIA,
Stefan  

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Author: Stefan Jahnke
  INET: Stefan.Jahnke_at_bov.de

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