$c_j$

2

5

0

0

0

${\theta }_i$

$C_B$

$X_B$

b

$x_1$

$x_2$

$x_3$

$x_4$

$x_5$

2

$x_1$

8

1

2

1

0

0

4

0

$x_4$

6

0

1

1

1

0

6

0

$x_5$

3

0

1^*

0

0

1

3

${\sigma }_j$

0

1

−2

0

0

2

$x_1$

2

1

0

1

0

−2

0

$x_4$

3

0

0

1

1

−1

5

$x_2$

3

0

1

0

0

1

${\sigma }_j$

0

0

−2

0

−1