interval extensions to excel

[David G. Hough at validgh]

via Baker Kearfott:

> From eero.hyvonenadelisoft.fi Thu Mar 27 17:25:30 1997
> Subject: Interval Solver for MS Excel  available
> Date: Thu, 27 Mar 1997 15:25:30 +0200
> 
> Dear Colleagues,
> 
> Delisoft Ltd, a spin-off company of VTT Technical Research Centre of
> Finland, has today released
> 
> 	Interval Solver 1.5 for Microsoft Excel.
> 
> Interval Solver is an add-in package that extends your MS Excel into an
> interval constraint solver based on extended interval arithmetic, global
> interval optimization and interval constraint satisfaction algorithms.
> Interval Solver was formerly known as Range Solver.
> 
> The Free Evaluation Kit of Interval Solver 1.5. together with a detailed =
> 70
> page
> User's Guide and example sheets are now installed in our  WWW-site:
> 
> 	http://www.delisoft.fi
> 
> Just download the setup file, double click on it, and the setup wizard
> installs the software for you.
> 
> The site also contains material concerning Interval Calculator for MS Exc=
> el
> (an add-in library of some 50 extended interval arithmetic functions) and
> three InC++ libraries for extended interval arithmetic (LIA), global
> interval optimization (GIA) and interval constraint satisfaction (ICE). =20
> 
> Please, let us know if you have any problems in dowloading the material, =
> or
> if you have any other questions or comments.
> 
> Yours sincerely
> 
> Eero Hyv=F6nen and Stefano De Pascale