No subject

either. I think everyone is agreed on the currently non-compliant behavior
should be changed, but there just isn't enough number of people who care
about it to make it actually happen. I'll follow up on the libraries list
to freshen-up that proposal; if interested please post there.

Thanks,

-Levent.



On Sun, Apr 7, 2013 at 5:11 PM, Richard A. O'Keefe <ok at cs.otago.ac.nz>wrote:

>
> On 8/04/2013, at 11:21 AM, Levent Erkok wrote:
> > It appears that the consensus is that this is a historical definition
> dating back to the times when IEEE754 itself wasn't quite clear on the
> topic itself, and "so nobody thought that hard about negative zeroes." (The
> quote is from a comment from Lennart.)
>
> I would expect abs(f) to be identical to copysign(f, 1.0).
>
>
>

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<div dir=3D"ltr">It was pointed out to me that the precise issue came up be=
fore in the libraries list in January 2011 as well:=A0<a href=3D"http://www=
.haskell.org/pipermail/libraries/2011-January/015761.html">http://www.haske=
ll.org/pipermail/libraries/2011-January/015761.html</a><div>
<br></div><div style>From the archives; it appears that proposal didn&#39;t=
 generate much discussion either. I think everyone is agreed on the current=
ly non-compliant behavior should be changed, but there just isn&#39;t enoug=
h number of people who care about it to make it actually happen. I&#39;ll f=
ollow up on the libraries list to freshen-up that proposal; if interested p=
lease post there.</div>
<div style><br></div><div style>Thanks,</div><div style><br></div><div styl=
e>-Levent.</div><div style><br></div></div><div class=3D"gmail_extra"><br><=
br><div class=3D"gmail_quote">On Sun, Apr 7, 2013 at 5:11 PM, Richard A. O&=
#39;Keefe <span dir=3D"ltr">&lt;<a href=3D"mailto:ok at cs.otago.ac.nz" target=
=3D"_blank">ok at cs.otago.ac.nz</a>&gt;</span> wrote:<br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div class=3D"im"><br>
On 8/04/2013, at 11:21 AM, Levent Erkok wrote:<br>
&gt; It appears that the consensus is that this is a historical definition =
dating back to the times when IEEE754 itself wasn&#39;t quite clear on the =
topic itself, and &quot;so nobody thought that hard about negative zeroes.&=
quot; (The quote is from a comment from Lennart.)<br>

<br>
</div>I would expect abs(f) to be identical to copysign(f, 1.0).<br>
<br>
<br>
</blockquote></div><br></div>

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