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chap7_2011 - Chapter 7 Duality and Sensitivity in Linear...

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10/28/2011 1 Chapter 7 Duality and Sensitivity in Linear Programming 7.1 Generic Activities versus Resources Perspective Objective Functions as Costs and Benefits Optimization models objective functions usually can be interpreted as minimizing some measure of cost or maximizing some measure of benefit. [7.1] Choosing a Direction for Inequality Constraints The most natural expression of a constraint is usually the one making the right-hand-side constant non- negative. [7.2] 0.3 x 1 + 0.4 x 2 2.0 (gasoline) - 0.3 x 1 - 0.4 x 2 - 2.0
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