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MathGroup Archive 1997

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Re: Numerical Solving of a system of equations

  • To: mathgroup at smc.vnet.net
  • Subject: [mg7062] Re: [mg5724] Numerical Solving of a system of equations
  • From: dreece at atl.mindspring.com (Daryl Reece)
  • Date: Sat, 3 May 1997 22:04:53 -0400 (EDT)
  • Organization: MindSpring Enterprises, Inc.
  • Sender: owner-wri-mathgroup at wolfram.com

I think that the following will work:

FindRoot[{eqns}, Sequence @@ Transpose[{vars, vars0}]]

where vars is a list of variables and vars0 is a list of starting
points.

Hope this helps,
Daryl

STECKR at EZINFO.VMSMAIL.ETHZ.CH (STECK,ROLAND) wrote:

>I want to solve a system of equations numerically using the "FindRoot"
>function.My question is, how can I input the different variables and their 
> starting points e.g. as a list, rather than typing in all the starting points 
>myself (I've got about 50 equations and variables in the system)? Mathematica
>accepts inputting the system of equations as a list, but the variables and
>starting points have to be given in a different form.

>Thanks for any help!

>Roland





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