gibson:teaching:fall-2013:math445:lecture2
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<code> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Linear algebra % Assign matrix A A = [ 1 3 ; 5 -2] A = 1 3 5 -2 % Assign vector b b = [3 ; 32] b = 3 32 % Solve Ax=b for x x = A\b; x = A\b x = 6.0000 -1.0000 % Verify that Ax equals b A*x ans = 3.0000 32.0000 A*x-b ans = -8.8818e-16 0.0000e+00 % pretty darn close </code>
gibson/teaching/fall-2013/math445/lecture2.1378345633.txt.gz · Last modified: 2013/09/04 18:47 by gibson
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