The use of edge-directions and linear programming to enumerate vertices

The use of edge-directions and linear programming to enumerate vertices

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Article ID: iaor20083425
Country: Netherlands
Volume: 14
Issue: 2/3
Start Page Number: 153
End Page Number: 164
Publication Date: Oct 2007
Journal: Journal of Combinatorial Optimization
Authors: ,
Keywords: programming: linear
Abstract:

Given a list of vectors that contains directions of the edges of a given polytope ℘ and the availability of an algorithm that solves linear programs over ℘, we describe a method for enumerating the vertices of ℘ in particular, the method is adaptable to polytopes which are presented as (linear) projections of polytopes having linear inequality representation. Polynomial complexity bounds under both the real and the binary computation models are derived when the dimension of the polytope is fixed and the given LP algorithm is polynomial.

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