sphere

The Sphere single-objective optimization benchmark function[11].

Overview

The Sphere function is defined as follows. It is known as a unimodal function whose optimal solution is $\boldsymbol{x}=\boldsymbol{0}$.

$$f(\boldsymbol{x}) = \sum_{i=1}^{n} x_{i}^{2}\\ -5.12 \leq x_i \leq 5.12$$

Configurable keyword arguments

• dim: int ... Number of dimensions $n$ in the optimization problem.