Algorithm 1: A pseudo-code PSO
Input: particles V, S, Np, and fitness function Output: Solution as global best position S
1.   2. 3. 4. 5. 6. 7. 8. 9. 10.	Start Initializing particles: Equation (3) Initializing global best position and fitness While termination condition is not met   For each particle     Updating particle’s velocity: Equation (4)     Updating particle’s position: Equation (5)     Evaluating fitness of the particle’s new position     Updating personal best position and fitness     Updating global best position and fitness     End