HW 2 - eigenvectors x 1 x 2 of M − 1 K by eig(K,M and...

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MIT OpenCourseWare http://ocw.mit.edu 18.085 Computational Science and Engineering I Fall 2008 For information about citing these materials or our Terms of Use, visit: http://ocw.mit.edu/terms .
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18.085 MATLAB 2.2 This is about Mu �� + Ku = 0 with M = [1 0; 0 4] and K = [4 -4; -4 16] . 1. Find the eigenvalues λ 1 , λ 2 and eigenvectors
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Unformatted text preview: eigenvectors x 1 , x 2 of M − 1 K by eig(K,M) and check that x T 1 Mx 2 = 0. They solve Kx = λMx . 2. Use the normalmodescode to solve Mu + Ku = starting from u = (1 , 0) and u = (0 , 0). Find the solution vector u at t = 1 and t = 2. 1...
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