污水处理问题

Row Slack or Surplus Dual Price 1 183.3631 -1.000000 2 0.000000 1116.570 3 0.2250159 0.000000 4 36.67262 0.000000 5 0.000000 5.000000 6 0.000000 5.000000 7 63.32738 0.000000 8 60.00000 0.000000 9 50.00000 0.000000 附录3：a=[1,2];

b=[1,1]; c=[0.9,0.6]; plot(a,b); hold on plot(a,c) a=[1,2]; b=[1,1]; c=[0.9,0.6]; plot(a,b,'*'); hold on plot(a,c,'+')

附录4：a=[1,2];

b=[1.11,1.29]; c=[1,0.78]; plot(a,b); hold on plot(a,c); a=[1,2]; b=[1.11,1.29];