Re: Solving an equation
- To: mathgroup at smc.vnet.net
- Subject: [mg34476] Re: Solving an equation
- From: "PSi" <psino at tee.gr>
- Date: Thu, 23 May 2002 03:32:17 -0400 (EDT)
- Organization: National Technical University of Athens, Greece
- Sender: owner-wri-mathgroup at wolfram.com
Nevermind, it's simple!
a = {{1, 0}, {0, 1}}
b = {{b1, 0}, {0, b4}}
c = {{c1, c2}, {c3, c4}}
Solve[{a x + b y == c, c.b == b.c}, {x, y}]
"PSi" <psino at tee.gr> wrote in message news:...
>
> I want to solve the following equation with Mathematica 4.1:
> a*x+b*y=c
> where x, y are the unknown scalars,
> a={{1,0},{0,1}},
> b={{b1,b2},{b3,b4}},
> c={{c1,c2},{c3,c4}},
> the matrices b, c commute, and the matrix b is not a scalar multiple of the
unit
> matrix a.
> Could anybody help?
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