A Branch-and-Price Approach for a Ship Routing Problem ... - gerad
A Branch-and-Price Approach for a Ship Routing Problem ... - gerad
A Branch-and-Price Approach for a Ship Routing Problem ... - gerad
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Implementation Issues<br />
• Pricing problem: exact or heuristically?<br />
• Difficult to get a feasible solution of the<br />
model: relax <strong>and</strong> penalize constraints?<br />
• Cycles in the compartment sub problem<br />
(generates redundant columns)<br />
19
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