OT : Approximate / fast math libraries ?

[Matthew Saltzman]

On Sat, 2007-09-01 at 20:27 -0700, Les wrote:
> On Sat, 2007-09-01 at 11:43 -0400, Matthew Saltzman wrote:
> > On Sat, 2007-09-01 at 09:41 -0500, Michael Hennebry wrote:
> > 
> > > How much precision do you need?  On what? Why?
> > > 
> > > At least one person wrote a book on implementing the C standard library.
> > > It would probably be a better resource than Numerical Recipes.
> > 
> > That would be PJ Plauger's The Standard C Library, Prentice Hall, 1992
> > 0-13-131509-9.  Most of his math lib implementation is based on Cody and
> > Waite, Software Manual for the Elementary Functions, Prentice Hall, 1980
> > (sorry, he doesn't give the ISBN).  
> > -- 
> In general I use most references to give me a look at how others have
> solved the problem.  Numerical Recipes often has useful information to
> help optimize the code further.  I haven't read Plaugers latest, but I
> am sure it is quite good.  I just didn't think of his.  I also use a
> very nifty (but old) book called by Robert Garfinkel and George L
> Nemhauser.  It was published by Wiley in 1972, but is one of those
> volumes that is sort of a standby for me.

A wonderful book in it's day, but far out of date now.

I'm curious (but we should take it off-list) what you do that you use
G&N for.

> 
> Regards,
> Les H
> 
> 
-- 
                Matthew Saltzman

Clemson University Math Sciences
mjs AT clemson DOT edu
http://www.math.clemson.edu/~mjs