File: svd-2.m

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octave2.0 2.0.17-9
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[u, s, v] = svd ([1, 2; 2, 1]);
x = 1 / sqrt (2);
(abs (u - [-x, -x; -x, x] < sqrt (eps))
 && abs (s - [3, 0; 0, 1] < sqrt (eps))
 && abs (v - [-x, x; -x, -x] < sqrt (eps)))