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Re: Solve Limitations

• To: mathgroup at smc.vnet.net
• Subject: [mg63163] Re: Solve Limitations
• From: Paul Abbott <paul at physics.uwa.edu.au>
• Date: Fri, 16 Dec 2005 07:22:18 -0500 (EST)
• Organization: The University of Western Australia
• References: <IRGQVT$2C607F9DAA7468FE284C86E7560B5F2C@bol.com.br> <A67108E9-A365-40E5-856F-610C5E0BAEF1@mimuw.edu.pl> <200512140936.EAA02453@smc.vnet.net> <dnrcfl$khv$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

In article <dnrcfl$khv$1 at smc.vnet.net>, Pratik Desai <pdesai1 at umbc.edu> 
wrote:

> To state the obvious, in general roots of analytic functions are hard to 
> find. I had the misfoutune to come across a nasty complex trancendental 
> equation. I found this Fortran Code ZEAL (Zeros of Analytic Functions) 
> quite invaluable. Needless to say, Solve, Reduce did not help much.
> http://cpc.cs.qub.ac.uk/summaries/ADKW_v1_0.html
> 
> A Mathematica implimentation of this software would come a long way in 
> helping us poor engineers deal with such trancendental equations. The 
> system that I was dealing with has obvious practical significance, the 
> only hinderance being the lack of tools such as root solvers such as 
> ZEAL. Any takers??
> 
> PS: Zeal not only can find the zeros of f(z) but also gives one the 
> values for f(z) with high degre of precision

Have a look at the RootSearch package by Ted Ersek:

  http://library.wolfram.com/infocenter/MathSource/4482/

Cheers,
Paul

_______________________________________________________________________
Paul Abbott                                      Phone:  61 8 6488 2734
School of Physics, M013                            Fax: +61 8 6488 1014
The University of Western Australia         (CRICOS Provider No 00126G)    
AUSTRALIA                               http://physics.uwa.edu.au/~paul

• Follow-Ups:
  • Re: Re: Solve Limitations
    • From: Pratik Desai <pdesai1@umbc.edu>

• References:
  • Re: Re: Solve Limitations
    • From: Andrzej Kozlowski <akoz@mimuw.edu.pl>