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Data Bases > Pgsql General > Re: rounding pr...
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Re: rounding problems

by doug@[EMAIL PROTECTED] ("Douglas McNaught") May 13, 2008 at 12:12 PM

2008/5/13 Justin <justin@[EMAIL PROTECTED]
>:

>  Your saying in Excel,  Multiplication is not  Commutativity???  that
sends
> shudders  down my back

The word you want in this case is "associative".  Since floating point
math is not exact, sometimes the associativity (and other) properties
of some operations are not preserved.  This is true for floating point
in general, not just Excel.

-Doug

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 36 Posts in Topic:
rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 13:48:16 
Re: rounding problems
 lyeoh@[EMAIL PROTECTED]   2008-05-13 02:07:09 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 14:54:47 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 15:08:11 
Re: rounding problems
 craig@[EMAIL PROTECTED]   2008-05-13 04:29:06 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 17:02:30 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 17:09:57 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 17:23:15 
Re: rounding problems
 craig@[EMAIL PROTECTED]   2008-05-13 05:50:16 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 18:37:02 
Re: rounding problems
 aanderson@[EMAIL PROTECTE  2008-05-12 19:04:13 
Re: rounding problems
 sam@[EMAIL PROTECTED] (S  2008-05-13 02:20:18 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 22:51:42 
Re: rounding problems
 craig@[EMAIL PROTECTED]   2008-05-13 11:42:09 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-13 00:16:06 
Re: rounding problems
 xof@[EMAIL PROTECTED] (C  2008-05-12 14:53:21 
Re: rounding problems
 craig@[EMAIL PROTECTED]   2008-05-13 05:26:46 
Re: rounding problems
 aanderson@[EMAIL PROTECTE  2008-05-12 14:18:57 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-12 14:49:48 
Re: rounding problems
 tometzky@[EMAIL PROTECTED  2008-05-13 08:40:41 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-13 11:30:48 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-13 13:29:07 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-13 14:36:18 
Re: rounding problems
 sam@[EMAIL PROTECTED] (S  2008-05-14 15:38:17 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-14 11:47:52 
Re: rounding problems
 sam@[EMAIL PROTECTED] (S  2008-05-14 17:26:30 
Re: rounding problems
 sam@[EMAIL PROTECTED] (S  2008-05-14 20:27:19 
Re: rounding problems
 aanderson@[EMAIL PROTECTE  2008-05-14 16:02:32 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-14 16:08:54 
Re: rounding problems
 aanderson@[EMAIL PROTECTE  2008-05-14 16:24:58 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-14 16:55:49 
Re: rounding problems
 glene77is <glen.e77is@  2008-05-20 03:19:20 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-20 10:28:28 
Re: rounding problems
 aanderson@[EMAIL PROTECTE  2008-05-12 15:56:30 
Re: rounding problems
 justin@[EMAIL PROTECTED]   2008-05-13 13:01:11 
Re: rounding problems
 doug@[EMAIL PROTECTED] (  2008-05-13 12:12:07 

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tan12V112 Sat Nov 22 11:58:06 CST 2008.