From help-request at octave dot org Mon Feb  7 21:26:45 2005
Subject: 2 linear eq
From: "shih lin" <shlinlin at 37 dot com>
To: help at octave dot org
Date: Mon, 7 Feb 2005 19:27:49 -0800

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to solve  8x + y =-29
8x - y = -19

I do

>> function z=f(x)
  z=[8*x(1)+x(2)=-29, 8*x(1)-x(2)=-19];
   endfunction
>> fsolve("f",[0,0])
error: invalid lvalue function called in expression
error: evaluating assignment expression near line 2, column 17
error: evaluating assignment expression near line 2, column 4
error: called from `f'
error: fsolve: evaluation of user-supplied function failed
>> 
I am in GNU Octave, version 2.1.42 (i686-pc-cygwin), if anyone can point how to 
upgrade I am highly appreciate(I get it just follow download website's 
instruction)

eric




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