Mathematical Problems in Engineering / 2009 / Article / Tab 3

Research Article

Optimal Inventory Policy Involving Ordering Cost Reduction, Back-Order Discounts, and Variable Lead Time Demand by Minimax Criterion

Table 3

The relationships among variables, objectives and parameters.

Fixed parameterVariable parametersOutcomes
Decision variablesObjective

( 𝑄 βˆ— , 𝐴 βˆ— , πœ‹ βˆ— π‘₯ ) , ↑ E A C ↑ 𝛿 πœ€ 𝑝 ↑
E A C β†— β†˜ , 𝑝 πœ€ 𝛿 ↑
( 𝑄 βˆ— , 𝐴 βˆ— , πœ‹ βˆ— π‘₯ ) , ↓ E A C ↓ 𝛿 𝑝 πœ€
𝐿 βˆ— = 3 , 𝑝 , 𝛿 = 0 . 5 πœ€ ↑
β†— β†˜ , 𝛿 = 1 . 0 πœ€ β‰  0 EVAI 𝑝 ↑
β†— β†˜ , 𝑃 ( 𝑋 > π‘Ÿ ) = π‘ž 𝐿 EVAI 𝐻

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