污水处理问题

[3] 费培之，《数学模型实用教程》.成都.四川大学出版社.1998年. [4] 张志让等.《数学实验》.北京.科学出版社.1999年.

[5] 云舟工作室.《MATLAB 6 数学建模基础教程》.北京人民邮电出版社.2001年.

九．附录

附录1： MODEL:

min=-5*pc1-5*pc2-5*pc3+1050; 0.004975*pc1+0.796<=1;

0.00446*pc1+0.00495*pc2+0.71287<=1;

0.00266*PC1+0.00296*PC2+0.00493*PC3+0.42562<=1; pc1<=100; pc2<=60; pc3<=50; PC1>0; PC2>0; pc3>0; END

Global optimal solution found at iteration: 3 Objective value: 489.6743

Variable Value Reduced Cost PC1 41.00503 0.000000 PC2 21.06012 0.000000 PC3 50.00000 0.000000

Row Slack or Surplus Dual Price 1 489.6743 -1.000000 2 0.000000 99.48734