运筹学项目资金规划优化模型建立及分析 第4页

运筹学项目资金规划优化模型建立及分析 第4页
   D4              0.0              0.0         INFINITY
                      D5              0.0              0.0         INFINITY
                      D6              0.0              0.0         INFINITY
                      D7              0.0         1.000000         INFINITY
                      D8              0.0         2.000000         INFINITY

                                           Righthand Side Ranges
                     Row          Current        Allowable        Allowable
                                      RHS         Increase         Decrease
                       2              0.0         3.000000         12.00000
                       3              0.0         7.000000         13.00000
                       4              0.0         6.000000         12.00000
                       5              0.0         7.000000         18.00000
                       6         1.000000              0.0         1.000000
                       7         1.000000              0.0        0.5000000
                       8         1.000000              0.0        0.3333333
                       9         1.000000              0.0        0.5000000
                      10         15.00000         INFINITY         3.000000
                      11         20.00000         INFINITY         7.000000
                      12         18.00000         INFINITY         6.000000
                      13         25.00000         INFINITY         7.000000
                      14         7.000000         1.000000              0.0
7、模型的改进

五、软件求解结果界面截图
代码:max=78-( x1+x2+x3+x4);
x1=15*a1+12*a2+10*a3+8*a4+7*a5+6*a6+5*a7+4*a8;
x2=20*b1+16*b2+13*b3+11*b4+9*b5+8*b6+7*b7+7*b8;
x3=18*c1+15*c2+12*c3+10*c4+9*c5+8*c6+7*c7+6*c8;
x4=25*d1+21*d2+18*d3+16*d4+14*d5+12*d6+11*d7+10*d8;
a1+a2+a3+a4+a5+a6+a7+a8=1;
b1+b2+b3+b4+b5+b6+b7+b8=1;
c1+c2+c3+c4+c5+c6+c7+c8=1;
d1+d2+d3+d4+d5+d6+d7+d8=1;
x1<=15;
x2<=20;
x3<=18;
x4<=25;
(a1+b1+c1+d1)*0+(a2+b2+c2+d2)*1+(a3+b3+c3+d3)*2+
(a4+b4+c4+d4)*3+(a5+b5+c5+d5)*4+(a6+b6+c6+d6)*5+(a7+b7+c7+d7)*6+(a8+b8+c8+d8)*7<=7;
@bin(a1);
@bin(a2);
@bin(a3);
@bin(a4);
@bin(a5);
@bin(a6);
@bin(a7);
@bin(a8);
@bin(b1);
@bin(b2);
@bin(b3);
@bin(b4);
@bin(b5);
@bin(b6);
@bin(b7);
@bin(b8);
@bin(c1);
@bin(c2);
@bin(c3);
@bin(c4);
@bin(c5);
@bin(c6);
@bin(c7);
@bin(c7);
@bin(d1);
@bin(d2);
@bin(d3);
@bin(d4);
@bin(d5);
@bin(d6);
@bin(d7);
@bin(d8);
结果:
 六、实验中遇到的问题及解决方法:
目前找不到更好的办法去进行模型的改进工作,解决方法暂无。

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