Re: [boost] New Boost.XInt Library, request preliminary review

Subject: Re: [boost] New Boost.XInt Library, request preliminary review
From: Chad Nelson (chad.thecomfychair_at_[hidden])
Date: 2010-03-29 20:30:50

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On 03/29/2010 11:14 AM, Scott McMurray wrote:

>> An interval consists of two points. Setting the lower point to 
>> Not-a-Number would work exactly the same as setting it to
>> -infinity. Same with the higher point and +infinity. It wouldn't
>> make any sense to set the lower point to +infinity, or the higher
>> one to -infinity, so the sign doesn't convey any useful information
>> in that case.
> 
> No, because -Inf < finite and finite < Inf will always return true, 
> whereas NaN < finite and finite < NaN will either throw an exception 
> or, if a quiet NaN acting like IEEE 754, return false. 

Agreed, see my most recent response to Jeffrey Hellrung.
- -- 
Chad Nelson
Oak Circle Software, Inc.
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