I want to calculate the Hessian of the function : x^3-6y^+1 via Fortran code. How can I do it?
To solve this function you will have to take advantage of the tutorial posted on various websites through Google. You should learn how to use the functions from the Fortran code and then you will have the possibility to calculate everything you want related to mathematics. Access Google then use the websites to learn Fortran code. There are also examples to get you going.