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Transportation Model - Gams

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9<br />

Types of Variables<br />

• Continuous Variables<br />

– Free/Positive/Negative<br />

– Lower and/or upper bound<br />

• Binary Variables<br />

– Either 0 or 1<br />

• Integer Variables<br />

– by default ranging between 0 and 100<br />

• Semicont/Semiint Variables<br />

– 0 or above a given minimum<br />

• Special Ordered Set Variables (SOS1, SOS2)

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