How can i solve this system ?
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Mallouli Marwa
on 25 Jan 2017
Commented: Mallouli Marwa
on 27 Jan 2017
Hi
To determine the damping ratio (psij and psik ), i have to solve the attached system where all other name
are constant.
How can i solve this system ?
![](https://www.mathworks.com/matlabcentral/images/broken_image.png)
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Accepted Answer
Torsten
on 26 Jan 2017
A = 2*omegaj*omegak/(omegaj^2-omegak^2)*[Y*I/omegak -Y*I/omegaj ; -m*omegak m*omegaj];
b = [cs*I ; ca];
zeta = A\b;
zetaj = zeta(1);
zetak = zeta(2);
Best wishes
Torsten.
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More Answers (1)
Torsten
on 26 Jan 2017
Hint:
The inverse of
[a b ; c d]
is
1/(a*d-b*c)*[d -b; -c a]
Best wishes
Torsten.
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