9 lines
168 B
Matlab
9 lines
168 B
Matlab
N = [5.2,2.4,0,-1.7;2.4,7.4,2.3,2.7;0,2.3,6.3,0;-1.7,2.7,0,4.4];
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W = -[7;8;6;-3];
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K = (inv(N)*W)';
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disp(K);
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N * inv(N)
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[V,D]= eig(N)
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abs(N*V-V*D)
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b = mean(N)
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c = std(N) |