The General Routing Problem (GRP) consists of finding a minimum length closed walk in an edge-weighted undirected graph, subject to containing certain sets ...
The approach proposed for the solution is a two-phase branch-and-cut algorithm, which uses an aggregate formulation to develop an effective lower bounding ...
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We introduce a technique called "switching," which allows one to obtain new valid or facet-defining inequalities from known ones. We study the switched forms ...
The General Routing Problem (GRP) is the NP-Hard problem of routing a single vehicle at minimum cost subject to the requirement that certain vertices must be ...
Oct 22, 2024 · We introduce a technique called "switching," which allows one to obtain new valid or facet-defining inequalities from known ones. We study the ...
Abstract. We study the class of polytopes associated with the 0/1-variable formulation by [G. Ghiani and G. Laporte, Math. Program., 87 (2000), pp.
It is shown how to transform the General Routing Problem (GRP) into a variant of the Graphical Travelling. Salesman Problem (GTSP).
On the general routing polytope. The General Routing Problem (GRP) consists of finding a minimum length closed walk in an edge-weighted undirected graph, ...
For general polytopes we can derive Balinski's theorem as follows. Suppose to the contrary that the graph G of a general d-polytope P is not d-connected and.
In geometry and polyhedral combinatorics, an integral polytope is a convex polytope whose vertices all have integer Cartesian coordinates.
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