Re: Floating Point comparisons

From: rogeeff (rogeeff_at_[hidden])
Date: 2001-12-11 17:13:42

--- In boost_at_y..., "Fernando Cacciola" <fcacciola_at_g...> wrote:
> 
> ----- Original Message -----
> From: Paul A. Bristow <boost_at_h...>
> To: <boost_at_y...>
> Sent: Tuesday, December 11, 2001 7:00 PM
> Subject: RE: [boost] Re: Floating Point comparisons
> 
> 
> > Are you sure we are not duplicating the IEEE compliance tests,
> > for example a program called 'paranoia' whose source I could 
locate.
> > (I tested MSVC with this and it passed).
> >
> > (It does not extend to trig etc functions, so the work discussed 
is still
> > useful).
> >
> > Paul
> >
> AFAICT, the test programs that Gennadiy made and all the discussions
> thereafter are intended to "understand" the behavior of floating 
point
> computations, not to test a particular implementation.
> 
> The intention, if I get it right, is to be able to write a document 
and
> implement some C++ tools to guide and help average programmers to 
write
> numerical oriented applications.
> 
> Fernando Cacciola
> Sierra s.r.l.
> fcacciola_at_g...
> www.gosierra.com

Fernando,

please take a look into floating point comparison page in an update 
of Boost.Test Library I have just uploaded. Does my understanding is 
correct (better) now?

Gennadiy.