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Diffstat (limited to 'OLD/math2373/lab8.txt')
| -rw-r--r-- | OLD/math2373/lab8.txt | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/OLD/math2373/lab8.txt b/OLD/math2373/lab8.txt deleted file mode 100644 index baa88c9..0000000 --- a/OLD/math2373/lab8.txt +++ /dev/null @@ -1,148 +0,0 @@ -diary off -diary off -A=[4 -3; -7 8] - -A = - - 4 -3 - -7 8 - -[P,D]=eig(A) - -P = - - -0.7071 0.3939 - -0.7071 -0.9191 - - -D = - - 1 0 - 0 11 - -c=inv(P)*[10;-5] - -c = - - -7.7782 - 11.4237 - -R=[c(1) 0 0; 0 c(2) 0], E=P*R - -R = - - -7.7782 0 0 - 0 11.4237 0 - - -E = - - 5.5000 4.5000 0 - 5.5000 -10.5000 0 - -R=[c(1) 0; 0 c(2)], E=P*R - -R = - - -7.7782 0 - 0 11.4237 - - -E = - - 5.5000 4.5000 - 5.5000 -10.5000 - -A=[12 -7 4;6 -1 1;-12 12 -7]; -[P,D]=eig(A) - -P = - - 0.2024 0.7071 0.2617 - -0.1215 0.7071 0.7328 - -0.9717 0.0000 0.6281 - - -D = - - -3.0000 0 0 - 0 5.0000 0 - 0 0 2.0000 - -c= inv(P)*[10;20;25] - -c = - - -21.6109 - 17.9723 - 6.3683 - -c= inv(P)*[-10;20;25] - -c = - - 27.7855 - -52.7384 - 82.7882 - -R=[c(1) 0 0; 0 c(2) 0; 0 0 c(3)], E=P*R - -R = - - 27.7855 0 0 - 0 -52.7384 0 - 0 0 82.7882 - - -E = - - 5.6250 -37.2917 21.6667 - -3.3750 -37.2917 60.6667 - -27.0000 -0.0000 52.0000 - -clear -A=[0 0 1 0; 0 0 0 1; 25 18 0 0; 12 40 0 0]; -[P,D]=eig(A) - -P = - - 0.0849 0.2169 0.0849 0.2169 - 0.1131 -0.1085 0.1131 -0.1085 - 0.5940 0.8677 -0.5940 -0.8677 - 0.7920 -0.4339 -0.7920 0.4339 - - -D = - - 7.0000 0 0 0 - 0 4.0000 0 0 - 0 0 -7.0000 0 - 0 0 0 -4.0000 - -c= inv(P)*[23;16;69;0] - -c = - - 104.2294 - 47.3549 - 72.5473 - -10.4768 - -R=[c(1) 0 0 0; 0 c(2) 0 0; 0 0 c(3) 0; 0 0 0 c(4)], E=P*R - -R = - - 104.2294 0 0 0 - 0 47.3549 0 0 - 0 0 72.5473 0 - 0 0 0 -10.4768 - - -E = - - 8.8442 10.2727 6.1558 -2.2727 - 11.7922 -5.1364 8.2078 1.1364 - 61.9091 41.0909 -43.0909 9.0909 - 82.5455 -20.5455 -57.4545 -4.5455 - -diary of |