... foundto be 2. Next, u3 and u 2 are determined, then 3 and 2 , and finally u1 and 1. Theresult is shown below:u3 46 895 2 2 4 553 22 2 321 3 32 4 2 2 2 −1 120 Cycle of ChangeIn accordance ... positive, indicating that the current solution is optimal.3 46 895 2 24 553 22 2 321 33 2 4 2 2 2 −1 020 DegeneracyAs in all linear programming problems, degeneracy, corresponding to a basicvariable ... directed graph150 Chapter 6 Transportation and Network Flow Problems30 30 20 20 40 0 20 20 20 40 6050 20 40 40 30 30 20 20 0 40 20 20 20 40 6050 20 40 40 It should be clear that the Northwest...