Re: is it possible to solve Matrix Equations?

• To: mathgroup at smc.vnet.net
• Subject: [mg84372] Re: is it possible to solve Matrix Equations?
• From: gilbertzhang at sohu.com
• Date: Thu, 20 Dec 2007 00:14:10 -0500 (EST)
• References: <fk55pu\$1s\$1@smc.vnet.net> <fk5amq\$5jo\$1@smc.vnet.net>

```On Dec 17, 4:06 pm, dh <d... at metrohm.ch> wrote:
> 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
>
>
>
> gilbertzh... 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- Hide quoted text -
>
> - Show quoted text -

Thanks, Daniel, it does work!

```

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