optimixation by genetic algorithm using MATLAB

I have typed this codes by I did not get any answer the error is shown in the attached screenshot

Answer 1

[Stephan]

Get rid of the square brackets - Matlab will interpret this as one input argument of a vectorized function. Therefore it throws the error.

result = myfitness(21,30,0.2)

[Ola Belal]

thank you very much

it works!