目标函数F(s)=21.5+x1*sin(4*pi*x1)+x2*sin(20*pi*x2),运用遗传算法求取函数的最值，课程作业，自己原创。-The objective function F (s) = 21.5+ x1* sin (4* pi* x1)+ x2* sin (20* pi* x2), the use of genetic algorithms to strike the most valued function, course work, their own originali

双调旅行售货员问题 问题分析：给定平面上n个点，p[i]=(x[i],y[i])，I=1,2,3,…,n。点集p1,p2..pi按x坐标排序 t(i)表示点{p1,p2...pi}的最短双调TSP回路，则有， t(i) = min{t(k) + D(k,i) + d(k-1,i) - d(k-1,k)} ，1<k<i t(1) = 0，t(1) = 2d(1,2) d(i,j)为pi,pj之间的距离 D(i,j)为pi,pi+1,pi+1...pj之间累加距离 设s(i