A Perishable Inventory System with Postponed Demands and Multiple Server Vacations

<table>Fraction of time server is on vacation—<svg height="9.9375" id="M359" style="vertical-align:-2.34499pt" version="1.1" viewbox="0 0 8.0625 9.9375" width="8.0625" xmlns="http://www.w3.org/2000/svg">
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<tspan style="font-size: 12.50px; " x="27.794168" y="0">9</tspan>
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<tspan style="font-size: 12.50px; " x="106.6756" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="118.71599" y="0">2</tspan>
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<tspan style="font-size: 12.50px; " x="172.45387" y="0">4</tspan>
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<tspan style="font-size: 12.50px; " x="198.32259" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="210.36298" y="0">8</tspan>
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<tspan style="font-size: 12.50px; " x="225.99173" y="0">𝜇</tspan>
<tspan style="font-size: 12.50px; " x="237.08188" y="0">=</tspan>
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<tspan style="font-size: 12.50px; " x="258.49951" y="0">8</tspan>
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<tspan style="font-size: 12.50px; " x="305.1232" y="0">7</tspan>
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Modelling and Simulation in Engineering

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Figure 5

Figure 5: A Perishable Inventory System with Postponed Demands and Multiple Server Vacations 