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x2^2=x2
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CODE:
clc
format compact
for x1=0:1
    for x2=0:1
        for x3=0:1
            for x4=0:1
                if x1^2==x1 & ...
                   x2^2==x2 & ...
                   x3^2==x3 & ...
                   x4^2==x4 & ...
                   x1^2==x1*x2*x3*x4
                disp([x1,x2,x3,x4]);
                end
            end
        end
    end
end

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2Â¥: Originally posted by sogooda at 2012-03-25 21:26:47:
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