Test Functions

                      for Unconstrained Global Optimization

Goldstein & Price Function

r Number of variables: n =2.

r Definition:

r  

 

 

r Search domain: −2 ≤ x_i ≤ 2, i = 1, 2.

r Number of local minima: several local minima.

r The global minima: x^* =  (0, 1), f(x^*) = 3

r MATLAB Code: download gold.m

r Function graph: