why do I get this error while using find to determine the element in my list?

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mehmet salihi
mehmet salihi 2022-1-17
评论： mehmet salihi 2022-1-17
Hello dear friends.
I am encountring an error wile using the find command. could you please help.
kff is vector and my k flutter is equal to 0.3000.
when i enter 0.3000 directly to my find command it works but when i enter k_flutter it is not working.
thanks.

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KSSV
KSSV 2022-1-17
You should not comapre floating point numbers like that.
Try:
tol = 10^-5 ; % try changing the tolerance
find(abs(kff-k_flutter)<tol)
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