Bounds on the size of branch-and-bound p
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Bala Krishnamoorthy
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Article
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2008
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Elsevier Science
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English
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Using a direct counting argument, we derive lower and upper bounds for the number of nodes enumerated by linear programming-based branch-and-bound (B&B) method to prove the integer infeasibility of a knapsack. We prove by example that the size of the B&B tree could be exponential in the worst case.