Table 6 Reverse operation.

From: A multi-objective fuzzy programming model for port tugboat scheduling based on the Stackelberg game

Before updating:

     

i

   

j

     

15(0)

1(2)

5(1)

14(2)

4(1)

7(2)

13(2)

11(0)

8(1)

10(1)

3(1)

12(2)

9(0)

2(2)

6(1)

After update:

     

j

   

i

     

15(0)

1(2)

5(1)

14(2)

4(1)

10(1)

8(1)

11(0)

13(2)

7(2)

3(1)

12(2)

9(0)

2(2)

6(1)