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searching for Linear programming relaxation 7 found (26 total)

alternate case: linear programming relaxation

Couenne (410 words) [view diff] exact match in snippet view article find links to article

branch-and-bound where every subproblem is solved by constructing a linear programming relaxation to obtain a lower bound. Branching may occur at both continuous

George Nemhauser (656 words) [view diff] exact match in snippet view article find links to article

problem contains all the nodes that have a value of 1 in the linear programming relaxation as well as some of the nodes that have a value of 0.5. Nemhauser

David Shmoys (1,787 words) [view diff] exact match in snippet view article find links to article

algorithm works by rounding an optimal fractional solution of a linear programming relaxation and using the properties of the optimal solutions of the linear

Optimal facility location (3,149 words) [view diff] exact match in snippet view article find links to article

performs significantly better, in the sense that it has a tighter Linear programming relaxation than the first formulation. Notice that summing the new constraints

Steiner tree problem (4,391 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \ln(4)+\varepsilon \leq 1.39} approximation using a linear programming relaxation and a technique called iterative, randomized rounding. The general

Egalitarian item allocation (2,969 words) [view diff] exact match in snippet view article find links to article

{\displaystyle OPT/k} . This result is obtained from rounding a suitable linear programming relaxation of the problem, and is the best possible result for this linear

George N. Rouskas (2,310 words) [view diff] exact match in snippet view article find links to article

subproblems, an efficient solution was attained using a partial linear programming relaxation algorithm. Furthermore, he conducted an extensive review of