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

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mehmet salihi 2022-1-17

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评论： mehmet salihi 2022-1-17

采纳的回答： KSSV

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 2022-1-17

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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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KSSV 2022-1-17

Read here: https://matlabgeeks.com/tips-tutorials/floating-point-comparisons-in-matlab/

mehmet salihi 2022-1-17

thank you

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