Compare Transportation problem with Assignment problem (Apr. 2003) (Apr 2004) (Oct 2004)
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Assignment Problem |
Transportation Problem |
1. It is a problem of finding optimal allocation of two variables, such as workers & jobs. | 1. It is the problem of finding optimal transportation schedule from Supply centers to Demand centers. |
2. Method of solution is Hungarian method. | 2. To find Initial Feasible solution, we use VAM, LCM or NWCR. To find optimal solution, we use MODI (Modified Distribution method). |
3. The problem is unbalanced when number of rows is not equal to number of columns. | 3. The problem is unbalanced when total supply is not equal to total demand. |
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