[R] Help with R solve

[Jeff Newmiller]

This question is about linear algebra theory, or perhaps linear programming, not about R. There is no magic parameter to solve this for you... either there is a non-negative solution or there isn't.
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Sent from my phone. Please excuse my brevity.

On September 21, 2014 7:10:19 PM PDT, "Lio, Yuhlong" <Yuhlong.Lio at usd.edu> wrote:
>
>I need someone to help with solution for a system of linear equations 
>A%*%x =b, where A is the coefficient matrix and b is right hand-side
>constant column.  
>
>My question is that is there any option in the qr.solve to get a
>non-negative solution for x column, when more than one possible
>solution happens in the system.
>
>Thanks,
>Y.L. 
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