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Help on solving equation

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Stephen
Stephen le 2 Avr 2012
Clôturé : MATLAB Answer Bot le 20 Août 2021
Hello,
I have an equation:
((w^2)/g) = k*tanh(k*d)
and I need to solve for k, but I have 50 w values and I am not sure how to solve for 50 k values. I know how to solve for it if only have one w value, but not for 50. If some one could please help me out that would be great. Thanks.
w = w = 0.188:0.021363:1.256

Réponses (3)

Sean de Wolski
Sean de Wolski le 2 Avr 2012
Use a for-loop to loop through your w values.
for ii = 1:numel(w)
solve_with_w(ii)
end
  1 commentaire
Sean de Wolski
Sean de Wolski le 2 Avr 2012
The same way you normally do? You want one k value for each w value correct? Otherwise what are you trying to do? Come up with a best k for all w? Add more detail to your question

Stephen
Stephen le 2 Avr 2012
How does this solve for "k" and when use that code it says it doesn't like "solve_with_w(ii)

Stephen
Stephen le 2 Avr 2012
so I have 50 w values and for each w value I need a corresponding k value using the equation
((w^2)/g) = k*tanh(k*d)
I need to solve for 1 k value using a corresponding w value
so end the end I will have 50 w values and each one of those will have their on k value (which means I will have 50 k values in the end)

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