[std-interval] Suggestions for the 2006-09 draft
R. Baker Kearfott
rbk at louisiana.edu
Thu Sep 21 05:47:19 PDT 2006
Bill, John,
I have the same sentiments as both of you.
Baker
At 09:55 AM 9/21/2006 +0100, Dr John Pryce wrote:
>Bill
>
>At 22:18 20/09/06, you wrote:
>>The 2006-09 (revision 1) draft is much better than earlier versions.
>>See:
>><http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n2067.pdf>
>>The authors have done a lot of work and should be commended for it.
>
>I liked your comments. I feel Guillaume and colleagues tend to see
>things too much from the implementation viewpoint and you have
>emphasized principles. In particular I am massively in favour of
>"opaqueness" of the data representation. But, being a C++ beginner, I
>can't comment on issues that depend on details of the language spec.
>
>Opaqueness raises the question of how to tie the precision of
>interval<T> to that of T, which I posed in a posting one or two days
>ago. As their text stands, I believe that opaqueness would allow the
>implementations of interval<float>, interval<double> and
>interval<long double> to be all identical.
>
>What do you think?
>
>Regards
>
>John
>
>Dr John and Mrs Kate Pryce
>142 Kingshill Rd
>Swindon, Wiltshire SN1 4LW
>UK
>Tel (+44)1793-331062
>
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>
>
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R. Baker Kearfott, rbk at louisiana.edu (337) 482-5346 (fax)
(337) 482-5270 (work) (337) 993-1827 (home)
URL: http://interval.louisiana.edu/kearfott.html
Department of Mathematics, University of Louisiana at Lafayette
(Room 217 Maxim D. Doucet Hall, 1403 Johnston Street)
Box 4-1010, Lafayette, LA 70504-1010, USA
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