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!