Unformatted text preview: than . 25 n . t = (eye(k) - V’*Zh) \ (V’*y); x = y + Zh*t; CHALLENGE 7.3. See sherman mw.m on the website. CHALLENGE 7.4. The solution is given in problem4.m on the website, and the results are plotted in the textbook. In this experiment (Sun UltraSPARC-III with clock speed 750 MHz running MATLAB 6) Sherman-Morrison-Woodbury was faster for n ≥ 40 when the rank of the update was less than 0 . 25 n . CHALLENGE 7.5....
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- Fall '11
- Rank, Harshad number, clock speed, Downdating