This function is defined as follows: $$f(\mathbf{x}) = -\frac{1}{30} \left((\cos(\mathbf{x}_1)\exp(|1 - ((\mathbf{x}_1^2 + \mathbf{x}_2^2)^{0.5} / \pi)^2)|\right).$$ The box-constraints are given by \(\mathbf{x}_i \in [-10, 10], i = 1, 2\).
makeCarromTableFunction()[smoof_single_objective_function]
S. K. Mishra, Global Optimization By Differential Evolution and Particle Swarm Methods: Evaluation On Some Benchmark Functions, Munich Research Papers in Economics.