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Re: rounding weirdness

X-seq: zsh-users 13459
From: "William G. Scott" <wgscott@xxxxxxxxxxxxxxxxxx>
To: Atom Smasher <atom@xxxxxxxxxxx>
Subject: Re: rounding weirdness
Date: Sun, 16 Nov 2008 19:21:34 -0800
Cc: ZSH Users <zsh-users@xxxxxxxxxx>
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Sender: "W. G. Scott" <wgscott1@xxxxxxxxx>

On the other hand, ...

zsh-% echo $[13.50 + 6.99]
20.490000000000002

zsh-% zcalc
1> 13.50 + 6.99
20.49
2>


On Nov 16, 2008, at 6:58 PM, Atom Smasher wrote:

i'm seeing this on several boxes:
	% echo $[13.50 + 6.99]
	20.490000000000002

Linux 2.6.26.6	zsh=4.3.4
FreeBSD 4.7	zsh=4.2.1
FreeBSD 6.2	zsh=4.3.6

i don't recall seeing that type of error before. is that normal?


--
       ...atom

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http://atom.smasher.org/
762A 3B98 A3C3 96C9 C6B7 582A B88D 52E4 D9F5 7808
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	"Patriotism is the willingness to kill
	 and be killed for trivial reasons."
		-- Bertrand Russell

References:
- rounding weirdness
  - From: Atom Smasher

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