Re: Solving an equation
- To: mathgroup at smc.vnet.net
- Subject: [mg51346] Re: Solving an equation
- From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
- Date: Fri, 15 Oct 2004 02:45:38 -0400 (EDT)
- Organization: Uni Leipzig
- References: <cklle4$eqe$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
and
FindRoot[Evaluate[
Thread[{Re[#], Im[#]} & /@ (Gamma[x + I*y] == 2 + I*4)]], {x, 3}, {y, 3}]
does ot help ??
Regards
Jens
"Scott" <jujio77 at yahoo.com> schrieb im Newsbeitrag
news:cklle4$eqe$1 at smc.vnet.net...
>I have an equation, Gamma[a+I b] = some complex number. I need to
> solve this equation for a and b. I can write a+I b as z, but it can't
> be solved through NSolve. What I have been doing is a double do loop
> for a and b and getting some number. Then I compare this to the
> number I have. Then I narrow down my possibilities for a and b, and
> go through the process again. Does anyone know of a better way to do
> this problem? Is there a way to have Mathematica compare each result
> of the do loop to a given value, and given certain conditions spit out
> an answer for a and b?
>
> Hope that makes sense.
>