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Re: Positive solution for linear equations [message #66039]

Mon, 13 April 2009 21:18

erano
Messages: 22
Registered: November 2008

Junior Member

On Apr 13, 4:51 pm, David Gell <david.g...@swri.org> wrote:
> On Apr 12, 6:53 am, erano <eran.o...@gmail.com> wrote:
>
>> I am trying to find the solution for a series linear equations: Ax =B,
>> where A is a n by m matrix and B is a vector .
>> I use the IDL function SVDC but I wish the solution x to be positive
>> vector.
>> How can I do so?
>> Thanks,
>> Eran
>
> Eran,
>
> I assume that you wish each component of vector x is to be positive,
> so what you have is a linear programming problem. Try using the
> simplex method. For information on the simplex method, see Press,
> et.al. "Numerical Recipes".
>
> Dave

Dear Dave,
It seems this is the solution for my problem.
Thanks a lot,
Eran

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[Message index]

		Re: Positive solution for linear equations By: erano on Mon, 13 April 2009 21:18
		Re: Positive solution for linear equations By: David Gell on Mon, 13 April 2009 06:51
		Re: Positive solution for linear equations By: David Fanning on Sun, 12 April 2009 09:58
		Re: Positive solution for linear equations By: Vince Hradil on Sun, 12 April 2009 09:24

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