如何用LINGO进行灵敏度分析

先在lingo菜单options里面设置general solver的dual computation里面加上ranges

然后在lingo菜单里面选range就行了 注意lingo只能对线性的模型做灵敏度分析

灵敏度分析需要在设置中进行设置，在菜单 lingo ->options 中，选

General Solver 选项卡中，下方倒数第3行的左边，将Dual Computations 选为

Prices &Range

才能进行灵敏度分析。本题的分析结果为：

Ranges in which the basis is unchanged:

Objective Coefficient Ranges

CurrentAllowableAllowable

Variable Coefficient Increase Decrease

XA0.4300000E-010.3500000E-020.1300000E-01

XB0.2700000E-010.3018182E-01 INFINITY

XC0.2500000E-010.1733333E-010.5600000E-03

XD0.2200000E-010.6363636E-03 INFINITY

XE0.4500000E-010.5200000E-010.1400000E-01

Righthand Side Ranges

Row CurrentAllowableAllowable

RHS Increase Decrease

2 400.0000 522.7273 INFINITY

3 1100.000 41.46341 280.4878

4 5000.000 900.0000 566.6667

5 1400.000 1642.857 180.0000

6 1000.000 INFINITY 863.6364

7 1000.000 INFINITY 1000.000

8 1000.000 INFINITY 77.27273

9 1000.000 INFINITY 1000.000

10 1000.000 INFINITY 959.0909

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