运筹学实验报告-lingo软件的使用-习题代码

时间:2024.4.13

姓       名:         

学       号:         

班       级:          


相关问题说明:

一、   实验性质和教学目的

本实验是运筹学课内安排的上机操作实验。

目的在于了解、熟悉计算机Lingo软件在运筹学模型求解中的作用,激发学习兴趣,提高学习效果,增强自身的动手能力,提高实际应用能力。

二、   实验基本要求

要求学生:

1. 实验前认真做好理论准备,仔细阅读实验指导书;

2. 遵从教师指导,认真完成实验任务,按时按质提交实验报告。

三、   主要参考资料

1.LINGO软件

2. LINGO8.0及其在环境系统优化中的应用,天津大学出版社,2005

3. 优化建模与LINDO/LINGO软件,清华大学出版社,2005

4.运筹学编写组主编,运筹学(修订版),清华大学出版社,1990

5.蓝伯雄主编,管理数学(下)—运筹学,清华大学出版社,1997

6.胡运权主编,运筹学习题集(修订版),清华大学出版社,1995

7.胡运权主编,运筹学教程(第二版),清华大学出版社,2003


实验内容

1、线性规划问题:

(1) 给出原始代码;(2) 计算结果(包括灵敏度分析,求解结果粘贴);

(3) 回答下列问题(手写):

a) 最优解及最优目标函数值是多少;

b) 资源的对偶价格各为多少,并说明对偶价格的含义;

c) 为了使目标函数值增加最多,让你选择一个约束条件,将它的常数项增加一个单位,你将选择哪一个约束条件?这时目标函数值将是多少?

d) 对x2的目标函数系数进行灵敏度分析;

e) 对第2个约束的约束右端项进行灵敏度分析;

f ) 结合本题的结果解释“Reduced Cost”的含义。

对偶价格就是说 约束方程右端变量增加1对目标函数值的影响

答案:

(1)代码

max =8*x1+6*x2;

9*x1+8*x2<=12;

7*x1+11*x2<=24;

9*x1+11*x2<=13;

x1>=0;

x2>=0;

(2)计算结果

Global optimal solution found.

  Objective value:                              10.66667

  Total solver iterations:                             2

                       Variable           Value        Reduced Cost

                             X1        1.333333            0.000000

                             X2        0.000000            1.111111

                            Row    Slack or Surplus      Dual Price

                              1        10.66667            1.000000

                              2        0.000000           0.8888889

                              3        14.66667            0.000000

                              4        1.000000            0.000000

                              5        1.333333            0.000000

                              6        0.000000            0.000000

Ranges in which the basis is unchanged:

                                      Objective Coefficient Ranges

                                  Current        Allowable        Allowable

                Variable      Coefficient         Increase         Decrease

                      X1         8.000000         INFINITY         1.250000

                      X2         6.000000         1.111111         INFINITY

                                           Righthand Side Ranges

                     Row          Current        Allowable        Allowable

                                      RHS         Increase         Decrease

                       2         12.00000         1.000000         12.00000

                       3         24.00000         INFINITY         14.66667

                       4         13.00000         INFINITY         1.000000

                       5              0.0         1.333333         INFINITY

                       6              0.0              0.0         INFINITY

(3)a)

b)

c)

d)

e)

f)

 2、运输问题:

已知6个发点8个收点的最小费用运输问题。产销量及单位运价如下表。

(1) 给出原始代码;(2) 计算结果(决策变量求解结果粘贴)

Min Z =              Cij Xij

Xij <=bj  (j=1...8)   销量约束 

Xij = ai (i=1...6)  产量约束

    Xij ≥ 0(i=1...6;j=1...8) 

   

代码:

model:

!6发点8 model:

!6发点8收点运输问题;

sets:

  warehouses/wh1..wh6/: capacity;

  vendors/v1..v8/: demand;

  links(warehouses,vendors): cost, volume;

endsets

  min=@sum(links: cost*volume); !目标函数;

  @for(vendors(J):

    @sum(warehouses(I): volume(I,J))<=demand(J)); !需求约束;

  @for(warehouses(I):

    @sum(vendors(J): volume(I,J))=capacity(I)); !产量约束;

!这里是数据;

data:

  capacity=55 47 42 52 41 32;  

  demand=60 55 51 43 41 52 43 38;

  cost=6 2 9 7 4 2 5 9

       4 5 5 3 8 5 3 2

       5 2 1 3 7 4 8 3    

       7 6 7 9 9 2 7 1

       2 3 6 5 7 2 6 5

       5 9 2 2 8 1 4 3;

enddata

end

答案

Global optimal solution found.

  Objective value:                              473.0000

  Infeasibilities:                              0.000000

  Total solver iterations:                             9

  Model Class:                                        LP

  Total variables:                     48

  Nonlinear variables:                  0

  Integer variables:                    0

  Total constraints:                   15

  Nonlinear constraints:                0

  Total nonzeros:                     144

  Nonlinear nonzeros:                   0

                                Variable           Value        Reduced Cost

                          CAPACITY( WH1)        55.00000            0.000000

                          CAPACITY( WH2)        47.00000            0.000000

                          CAPACITY( WH3)        42.00000            0.000000

                          CAPACITY( WH4)        52.00000            0.000000

                          CAPACITY( WH5)        41.00000            0.000000

                          CAPACITY( WH6)        32.00000            0.000000

                             DEMAND( V1)        60.00000            0.000000

                             DEMAND( V2)        55.00000            0.000000

                             DEMAND( V3)        51.00000            0.000000

                             DEMAND( V4)        43.00000            0.000000

                             DEMAND( V5)        41.00000            0.000000

                             DEMAND( V6)        52.00000            0.000000

                             DEMAND( V7)        43.00000            0.000000

                             DEMAND( V8)        38.00000            0.000000

                          COST( WH1, V1)        6.000000            0.000000

                          COST( WH1, V2)        2.000000            0.000000

                          COST( WH1, V3)        9.000000            0.000000

                          COST( WH1, V4)        7.000000            0.000000

                          COST( WH1, V5)        4.000000            0.000000

                          COST( WH1, V6)        2.000000            0.000000

                          COST( WH1, V7)        5.000000            0.000000

                          COST( WH1, V8)        9.000000            0.000000

                          COST( WH2, V1)        4.000000            0.000000

                          COST( WH2, V2)        5.000000            0.000000

                          COST( WH2, V3)        5.000000            0.000000

                          COST( WH2, V4)        3.000000            0.000000

                          COST( WH2, V5)        8.000000            0.000000

                          COST( WH2, V6)        5.000000            0.000000

                          COST( WH2, V7)        3.000000            0.000000

                          COST( WH2, V8)        2.000000            0.000000

                          COST( WH3, V1)        5.000000            0.000000

                          COST( WH3, V2)        2.000000            0.000000

                          COST( WH3, V3)        1.000000            0.000000

                          COST( WH3, V4)        3.000000            0.000000

                          COST( WH3, V5)        7.000000            0.000000

                          COST( WH3, V6)        4.000000            0.000000

                          COST( WH3, V7)        8.000000            0.000000

                          COST( WH3, V8)        3.000000            0.000000

                          COST( WH4, V1)        7.000000            0.000000

                          COST( WH4, V2)        6.000000            0.000000

                          COST( WH4, V3)        7.000000            0.000000

                          COST( WH4, V4)        9.000000            0.000000

                          COST( WH4, V5)        9.000000            0.000000

                          COST( WH4, V6)        2.000000            0.000000

                          COST( WH4, V7)        7.000000            0.000000

                          COST( WH4, V8)        1.000000            0.000000

                          COST( WH5, V1)        2.000000            0.000000

                          COST( WH5, V2)        3.000000            0.000000

                          COST( WH5, V3)        6.000000            0.000000

                          COST( WH5, V4)        5.000000            0.000000

                          COST( WH5, V5)        7.000000            0.000000

                          COST( WH5, V6)        2.000000            0.000000

                          COST( WH5, V7)        6.000000            0.000000

                          COST( WH5, V8)        5.000000            0.000000

                          COST( WH6, V1)        5.000000            0.000000

                          COST( WH6, V2)        9.000000            0.000000

                          COST( WH6, V3)        2.000000            0.000000

                          COST( WH6, V4)        2.000000            0.000000

                          COST( WH6, V5)        8.000000            0.000000

                          COST( WH6, V6)        1.000000            0.000000

                          COST( WH6, V7)        4.000000            0.000000

                          COST( WH6, V8)        3.000000            0.000000

                        VOLUME( WH1, V1)        0.000000            4.000000

                        VOLUME( WH1, V2)        55.00000            0.000000

                        VOLUME( WH1, V3)        0.000000            7.000000

                        VOLUME( WH1, V4)        0.000000            5.000000

                        VOLUME( WH1, V5)        0.000000            2.000000

                        VOLUME( WH1, V6)        0.000000            0.000000

                        VOLUME( WH1, V7)        0.000000            3.000000

                        VOLUME( WH1, V8)        0.000000            8.000000

                        VOLUME( WH2, V1)        0.000000            1.000000

                        VOLUME( WH2, V2)        0.000000            2.000000

                        VOLUME( WH2, V3)        0.000000            2.000000

                        VOLUME( WH2, V4)        43.00000            0.000000

                        VOLUME( WH2, V5)        0.000000            5.000000

                        VOLUME( WH2, V6)        0.000000            2.000000

                        VOLUME( WH2, V7)        4.000000            0.000000

                        VOLUME( WH2, V8)        0.000000            0.000000

                        VOLUME( WH3, V1)        0.000000            4.000000

                        VOLUME( WH3, V2)        0.000000            1.000000

                        VOLUME( WH3, V3)        42.00000            0.000000

                        VOLUME( WH3, V4)        0.000000            2.000000

                        VOLUME( WH3, V5)        0.000000            6.000000

                        VOLUME( WH3, V6)        0.000000            3.000000

                        VOLUME( WH3, V7)        0.000000            7.000000

                        VOLUME( WH3, V8)        0.000000            3.000000

                        VOLUME( WH4, V1)        0.000000            5.000000

                        VOLUME( WH4, V2)        0.000000            4.000000

                        VOLUME( WH4, V3)        0.000000            5.000000

                        VOLUME( WH4, V4)        0.000000            7.000000

                        VOLUME( WH4, V5)        0.000000            7.000000

                        VOLUME( WH4, V6)        14.00000            0.000000

                        VOLUME( WH4, V7)        0.000000            5.000000

                        VOLUME( WH4, V8)        38.00000            0.000000

                        VOLUME( WH5, V1)        41.00000            0.000000

                        VOLUME( WH5, V2)        0.000000            1.000000

                        VOLUME( WH5, V3)        0.000000            4.000000

                        VOLUME( WH5, V4)        0.000000            3.000000

                        VOLUME( WH5, V5)        0.000000            5.000000

                        VOLUME( WH5, V6)        0.000000            0.000000

                        VOLUME( WH5, V7)        0.000000            4.000000

                        VOLUME( WH5, V8)        0.000000            4.000000

                        VOLUME( WH6, V1)        0.000000            4.000000

                        VOLUME( WH6, V2)        0.000000            8.000000

                        VOLUME( WH6, V3)        0.000000            1.000000

                        VOLUME( WH6, V4)        0.000000            1.000000

                        VOLUME( WH6, V5)        0.000000            7.000000

                        VOLUME( WH6, V6)        32.00000            0.000000

                        VOLUME( WH6, V7)        0.000000            3.000000

                        VOLUME( WH6, V8)        0.000000            3.000000

                                     Row    Slack or Surplus      Dual Price

                                       1        473.0000           -1.000000

                                       2        19.00000            0.000000

                                       3        0.000000            0.000000

                                       4        9.000000            0.000000

                                       5        0.000000            0.000000

                                       6        41.00000            0.000000

                                       7        6.000000            0.000000

                                       8        39.00000            0.000000

                                       9        0.000000            1.000000

                                      10        0.000000           -2.000000

                                      11        0.000000           -3.000000

                                      12        0.000000           -1.000000

                                      13        0.000000           -2.000000

                                      14        0.000000           -2.000000

                                      15        0.000000           -1.000000

3、一般整数规划问题:

某服务部门各时段(每2h为一时段)需要的服务员人数见下表。按规定,服务员连续工作8h(即四个时段)为一班。现要求安排服务员的工作时间,使服务部门服务员总数最少。

(1) 给出原始代码;(2) 计算结果(决策变量求解结果粘贴)

model:

sets:

  time/x1..x8/: required,start;

endsets

data:

  !每天所需的最少职员数;

  required = 10 8 9 11 13 8 5 3;

enddata

!最小化每周所需职员数;

  min=@sum(time: start);

  @for(time (J):

    @sum(time(I) | I #le# 4:

      start(@wrap(J+I+2,8))) >= required(J));

end

结果

Global optimal solution found.

  Objective value:                              23.00000

  Total solver iterations:                             3

                       Variable           Value        Reduced Cost

                  REQUIRED( X1)        10.00000            0.000000

                  REQUIRED( X2)        8.000000            0.000000

                  REQUIRED( X3)        9.000000            0.000000

                  REQUIRED( X4)        11.00000            0.000000

                  REQUIRED( X5)        13.00000            0.000000

                  REQUIRED( X6)        8.000000            0.000000

                  REQUIRED( X7)        5.000000            0.000000

                  REQUIRED( X8)        3.000000            0.000000

                     START( X1)        13.00000            0.000000

                     START( X2)        0.000000            0.000000

                     START( X3)        0.000000            0.000000

                     START( X4)        2.000000            0.000000

                     START( X5)        8.000000            0.000000

                     START( X6)        0.000000            0.000000

                     START( X7)        0.000000            0.000000

                     START( X8)        0.000000            0.000000

                            Row    Slack or Surplus      Dual Price

                              1        23.00000           -1.000000

                              2        0.000000           -1.000000

                              3        0.000000            0.000000

                              4        4.000000            0.000000

                              5        2.000000            0.000000

                              6        0.000000           -1.000000

                              7        7.000000            0.000000

                              8        5.000000            0.000000

                              9        7.000000            0.000000

4、指派问题:

已知如下效率矩阵,求极大化指派问题。

(1) 给出原始代码;(2) 计算结果(决策变量求解结果粘贴)

model:

  !5个工人,5个工作的分配问题;

sets:

  workers/w1..w5/;

  jobs/j1..j5/;

  links(workers,jobs): cost,volume;

endsets

  !目标函数;

  min=@sum(links: cost*volume);

  !每个工人只能有一份工作;

  @for(workers(I):

    @sum(jobs(J): volume(I,J))=1;

  );

  !每份工作只能有一个工人;

  @for(jobs(J):

    @sum(workers(I): volume(I,J))=1;

  );

data:

  cost= 4 8 7 15 12

        7 9 17 14 10

        6 9 12 8 7

        6 7 14 6 10

        6 9 12 10 6;

enddata

end

答案

  Global optimal solution found.

  Objective value:                              34.00000

  Total solver iterations:                            10

                       Variable           Value        Reduced Cost

                  COST( W1, J1)        4.000000            0.000000

                  COST( W1, J2)        8.000000            0.000000

                  COST( W1, J3)        7.000000            0.000000

                  COST( W1, J4)        15.00000            0.000000

                  COST( W1, J5)        12.00000            0.000000

                  COST( W2, J1)        7.000000            0.000000

                  COST( W2, J2)        9.000000            0.000000

                  COST( W2, J3)        17.00000            0.000000

                  COST( W2, J4)        14.00000            0.000000

                  COST( W2, J5)        10.00000            0.000000

                  COST( W3, J1)        6.000000            0.000000

                  COST( W3, J2)        9.000000            0.000000

                  COST( W3, J3)        12.00000            0.000000

                  COST( W3, J4)        8.000000            0.000000

                  COST( W3, J5)        7.000000            0.000000

                  COST( W4, J1)        6.000000            0.000000

                  COST( W4, J2)        7.000000            0.000000

                  COST( W4, J3)        14.00000            0.000000

                  COST( W4, J4)        6.000000            0.000000

                  COST( W4, J5)        10.00000            0.000000

                  COST( W5, J1)        6.000000            0.000000

                  COST( W5, J2)        9.000000            0.000000

                  COST( W5, J3)        12.00000            0.000000

                  COST( W5, J4)        10.00000            0.000000

                  COST( W5, J5)        6.000000            0.000000

                VOLUME( W1, J1)        0.000000            3.000000

                VOLUME( W1, J2)        0.000000            5.000000

                VOLUME( W1, J3)        1.000000            0.000000

                VOLUME( W1, J4)        0.000000            13.00000

                VOLUME( W1, J5)        0.000000            11.00000

                VOLUME( W2, J1)        0.000000            0.000000

                VOLUME( W2, J2)        1.000000            0.000000

                VOLUME( W2, J3)        0.000000            4.000000

                VOLUME( W2, J4)        0.000000            6.000000

                VOLUME( W2, J5)        0.000000            3.000000

                VOLUME( W3, J1)        1.000000            0.000000

                VOLUME( W3, J2)        0.000000            1.000000

                VOLUME( W3, J3)        0.000000            0.000000

                VOLUME( W3, J4)        0.000000            1.000000

                VOLUME( W3, J5)        0.000000            1.000000

                VOLUME( W4, J1)        0.000000            1.000000

                VOLUME( W4, J2)        0.000000            0.000000

                VOLUME( W4, J3)        0.000000            3.000000

                VOLUME( W4, J4)        1.000000            0.000000

                VOLUME( W4, J5)        0.000000            5.000000

                VOLUME( W5, J1)        0.000000            0.000000

                VOLUME( W5, J2)        0.000000            1.000000

                VOLUME( W5, J3)        0.000000            0.000000

                VOLUME( W5, J4)        0.000000            3.000000

                VOLUME( W5, J5)        1.000000            0.000000

                            Row    Slack or Surplus      Dual Price

                              1        34.00000           -1.000000

                              2        0.000000           -1.000000

                              3        0.000000           -7.000000

                              4        0.000000           -6.000000

                              5        0.000000           -5.000000

                              6        0.000000           -6.000000

                              7        0.000000            0.000000

                              8        0.000000           -2.000000

                              9        0.000000           -6.000000

                             10        0.000000           -1.000000

                             11        0.000000            0.000000

5、一维资源分配问题:

某工业部门根据国家计划的安排,拟将某种高效率的设备五台,分配给所属的甲、乙、丙三个工厂,各工厂若获得这种设备之后,可以为国家提供的盈利如下表所示。问:这五台设备如何分配给各工厂,才能使国家得到的盈利最大。

(1) 给出原始代码;(2) 计算结果(决策变量求解结果粘贴)

代码

sets:

R/1..6/:z;

L/1..3/;

c(R,L):x,y;

endsets

data:

X=0 0 0

  5 5 4

  15 15 26

  40 40 40

  80 60 45

  90 70 50;

z=0 1 2 3 4 5;

enddata

max=@sum(c(i,j):X(i,j)*y(i,j));

@for(l(i):

@sum(c(j,k)|k#eq# 1:y(j,k))=1);

@sum(c(i,j):y(i,j)*z(i))=5;

@for(c(i,j):@B in(y(i,j)));

end

答案

Global optimal solution found.

  Objective value:                              90.00000

  Extended solver steps:                               0

  Total solver iterations:                             0

                       Variable           Value        Reduced Cost

                          Z( 1)        0.000000            0.000000

                          Z( 2)        1.000000            0.000000

                          Z( 3)        2.000000            0.000000

                          Z( 4)        3.000000            0.000000

                          Z( 5)        4.000000            0.000000

                          Z( 6)        5.000000            0.000000

                       X( 1, 1)        0.000000            0.000000

                       X( 1, 2)        0.000000            0.000000

                       X( 1, 3)        0.000000            0.000000

                       X( 2, 1)        5.000000            0.000000

                       X( 2, 2)        5.000000            0.000000

                       X( 2, 3)        4.000000            0.000000

                       X( 3, 1)        15.00000            0.000000

                       X( 3, 2)        15.00000            0.000000

                       X( 3, 3)        26.00000            0.000000

                       X( 4, 1)        40.00000            0.000000

                       X( 4, 2)        40.00000            0.000000

                       X( 4, 3)        40.00000            0.000000

                       X( 5, 1)        80.00000            0.000000

                       X( 5, 2)        60.00000            0.000000

                       X( 5, 3)        45.00000            0.000000

                       X( 6, 1)        90.00000            0.000000

                       X( 6, 2)        70.00000            0.000000

                       X( 6, 3)        50.00000            0.000000

                       Y( 1, 1)        0.000000            0.000000

                       Y( 1, 2)        0.000000            0.000000

                       Y( 1, 3)        0.000000            0.000000

                       Y( 2, 1)        0.000000           -5.000000

                       Y( 2, 2)        0.000000           -5.000000

                       Y( 2, 3)        0.000000           -4.000000

                       Y( 3, 1)        0.000000           -15.00000

                       Y( 3, 2)        0.000000           -15.00000

                       Y( 3, 3)        0.000000           -26.00000

                       Y( 4, 1)        0.000000           -40.00000

                       Y( 4, 2)        0.000000           -40.00000

                       Y( 4, 3)        0.000000           -40.00000

                       Y( 5, 1)        0.000000           -80.00000

                       Y( 5, 2)        0.000000           -60.00000

                       Y( 5, 3)        0.000000           -45.00000

                       Y( 6, 1)        1.000000           -90.00000

                       Y( 6, 2)        0.000000           -70.00000

                       Y( 6, 3)        0.000000           -50.00000

                            Row    Slack or Surplus      Dual Price

                              1        90.00000            1.000000

                              2        0.000000            0.000000

                              3        0.000000            0.000000

                              4        0.000000            0.000000

                             5        0.000000            0.000000

6、最短路问题:

求从V1至V10的最短路。

 

l1,2=6,  l1,3=5,  l2,4=3,  l2,5=6,  l2,6=9,  l3,4=7,  l3,5=5,  l3,6=11,  l4,7=9,  l4,8=1,  l5,7=8,  l5,8=7,  l5,9=5,  l6,8=4,  l6,9=10,  l7,10=5,  l8,10=7,  l9,10=9

li,j表示Vi到Vj之间的权重)

(1) 给出原始代码;(2) 计算结果(决策变量求解结果粘贴)

!最短路问题;

model:

data:

  n=10;

enddata

sets:

  cities/1..n/: F;  !10个城市;

  roads(cities,cities)/

    1,2  1,3

    2,4  2,5  2,6

    3,4  3,5  3,6

    4,7  4,8

    5,7  5,8  5,9

    6,8  6,9

    7,10

    8,10

    9,10

  /: D, P;

endsets

data:

  D=

    6  5

    3  6  9

    7  5  11

    9  1

    8  7  5

    4  10

    5

    7

    9;

enddata

  F(n)=0;

  @for(cities(i) | i #lt# n:

    F(i)=@min(roads(i,j): D(i,j)+F(j));

  );

  !显然,如果P(i,j)=1,则点i到点n的最短路径的第一步是i --> j,否则就不是。

   由此,我们就可方便的确定出最短路径;

  @for(roads(i,j):

    P(i,j)=@if(F(i) #eq# D(i,j)+F(j),1,0)

  );

end

答案

Feasible solution found.

  Total solver iterations:  0

                                           Variable           Value

                                                  N        10.00000

                                              F( 1)        17.00000

                                              F( 2)        11.00000

                                              F( 3)        15.00000

                                              F( 4)        8.000000

                                              F( 5)        13.00000

                                              F( 6)        11.00000

                                              F( 7)        5.000000

                                              F( 8)        7.000000

                                              F( 9)        9.000000

                                             F( 10)        0.000000

                                           D( 1, 2)        6.000000

                                           D( 1, 3)        5.000000

                                           D( 2, 4)        3.000000

                                           D( 2, 5)        6.000000

                                           D( 2, 6)        9.000000

                                           D( 3, 4)        7.000000

                                           D( 3, 5)        5.000000

                                           D( 3, 6)        11.00000

                                           D( 4, 7)        9.000000

                                           D( 4, 8)        1.000000

                                           D( 5, 7)        8.000000

                                           D( 5, 8)        7.000000

                                           D( 5, 9)        5.000000

                                           D( 6, 8)        4.000000

                                           D( 6, 9)        10.00000

                                          D( 7, 10)        5.000000

                                          D( 8, 10)        7.000000

                                          D( 9, 10)        9.000000

                                           P( 1, 2)        1.000000

                                           P( 1, 3)        0.000000

                                           P( 2, 4)        1.000000

                                           P( 2, 5)        0.000000

                                           P( 2, 6)        0.000000

                                           P( 3, 4)        1.000000

                                           P( 3, 5)        0.000000

                                           P( 3, 6)        0.000000

                                           P( 4, 7)        0.000000

                                           P( 4, 8)        1.000000

                                           P( 5, 7)        1.000000

                                           P( 5, 8)        0.000000

                                           P( 5, 9)        0.000000

                                           P( 6, 8)        1.000000

                                           P( 6, 9)        0.000000

                                          P( 7, 10)        1.000000

                                          P( 8, 10)        1.000000

                                          P( 9, 10)        1.000000

                                                Row    Slack or Surplus

                                                  1        0.000000

                                                  2        0.000000

                                                  3        0.000000

                                                  4        0.000000

                                                  5        0.000000

                                                  6        0.000000

                                                  7        0.000000

                                                  8        0.000000

                                                  9        0.000000

                                                 10        0.000000

                                                 11        0.000000

                                                 12        0.000000

                                                 13        0.000000

                                                 14        0.000000

                                                 15        0.000000

                                                 16        0.000000

                                                 17        0.000000

                                                 18        0.000000

                                                 19        0.000000

                                                 20        0.000000

                                                 21        0.000000

                                                 22        0.000000

                                                 23        0.000000

                                                 24        0.000000

                                                 25        0.000000

                                                 26        0.000000

                                                 27        0.000000

                                                 28        0.000000

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