The uni-modal Zettl Function is based on the definition
$$f(\mathbf{x}) = (\mathbf{x}_1^2 + \mathbf{x}_2^2 - 2\mathbf{x}_1)^2 + 0.25 \mathbf{x}_1$$
with box-constraints \(\mathbf{x}_i \in [-5, 10], i = 1, 2\).
Usage
makeZettlFunction()
Arguments
Value
An object of class SingleObjectiveFunction, representing the Zettl Function.
[smoof_single_objective_function]
References
H. P. Schwefel, Evolution and Optimum Seeking, John Wiley Sons, 1995.