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Re: is it possible to solve Matrix Equations?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg84275] Re: is it possible to solve Matrix Equations?
  • From: dh <dh at metrohm.ch>
  • Date: Mon, 17 Dec 2007 03:04:36 -0500 (EST)
  • References: <fk55pu$1s$1@smc.vnet.net>


Hi Gilbert,

LinearSolve can solve matrix equiations, but you have to "fill" the 

matrices and vectors:

n=2;

mat=Array[m,{n,n}]

bvec=Array[b,{n}];

LinearSolve[mat,bvec]

hope this helps, Daniel



gilbertzhang at sohu.com wrote:

> Hi,there,

> 

> I have two Matrix form equations, is it possible to solve them in

> Mathematica? The equations seem like this:

> 

> A1.x+B1.y=C1

> A2.x+B2.y=C2

> 

> I know LinearSolve can solve equation like m.x=b, but does not work

> for equations. I have used FindRoot, since it surpport matrix in 6.0,

> but answser seems to be not precise for it is hard to select an

> initial values for x and y.

> 

> So, is there anybody can help at this point? thanks in advance.

> 

> Gibert

> 

> 




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