Community Tip - Did you get an answer that solved your problem? Please mark it as an Accepted Solution so others with the same problem can find the answer easily.
X
it seems that your very first function F(x) is one variable missing in its definition. The function is defined with handing over one variable however your utilizing three; namely x, y and z. Try to rectify this than it will run.
.PNG)
.PNG)
.PNG)
