GA

代码说明：

说明：  用遗传算法求解函数最优值，收敛速度快且不易陷入局部最优值。遗传算法是经典算法，此程序适合初学者。(A Genetic Algorithm for the optimal value function, convergence is fast and easy to fall into local optimal value. Genetic algorithm is a classical algorithm, this program suitable for beginners.)