用maple编程 求解线性规划问题 目标函数f=x+3y-2z 在约束条件3x+2y-4z...答:楼上回答有小问题 哥修改一下下 with(simplex):> > maximize(x+3*y-2*z,{3*x+2*y-4*z<=22,5*x-4*y-3*z<=11,7*x+4*y+9*z<=27},NONNEGATIVE);{x = 0, z = 0, y = 27/4} > f:=(x,y,z)->x+3*y-2*z;f := (x, y, z) -> x + 3 y - 2 z > ...
单纯形法来解决线性规划问题 目标函数maxZ=6x1+4x2 约束条件:2x1+3x2...答:首先标准化:添加松弛变量x3,x4(为了让你看得更规则,添加了1,0的系数):max:z = 6 x1 + 4 x2 subject to:2 x1 + 3 x2 + 1 x3 + 0 x4 = 100 4 x1 + 2 x2 + 0 x3 + 1 x4 = 120 x1,x2,x3,x4>=0 得到单纯形增广矩阵为:1,-6,-4,0,0,0 0,2,3,1,0,100 0,...