SUMMARY. For a property π on graphs, the edge-contraction problem with respect to π is defined as a problem of finding a set of edges of min-.
This paper gives a lower bound for the approximation ratio for the problem for any property π that is hereditary on contractions and determined by biconnected ...
This paper gives a lower bound for the approximation ratio for the problem for any property π that is hereditary on contractions and determined by biconnected ...
A lower bound for the approximation ratio for the solution of the edge-contraction problem for any property π that is hereditary on contractions and ...
Edge contraction problem in graphs vs in algebraic topology
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Mar 4, 2024 · I was reading this paper on graph theory where it classifies the edge contraction problem as an NP-hard problem where it cannot be solved in a linear time.
Missing: Inapproximability | Show results with:Inapproximability
Nov 30, 2019 · Bernstein et al. proved inapproximability results for the problems of finding maximum subset of edges that yields distance preserving graph ...
For a property pi on graphs, the edge-contraction problem with respect to pi is defined as a problem of finding a set of edges of minimum cardinality whose ...
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In this work, we prove conditional inapproximability results for the following graph problems based on this hypothesis: Maximum Edge Biclique (MEB): given a ...
In the undirected Edge-Disjoint Paths problem with Congestion (EDPwC), we are given an undirected graph with V nodes, a set of terminal pairs and an integer c.
We show that they have no polynomial time approximation scheme, unless NP-complete problems can be solved in randomized subexponential time. Furthermore, we.
Missing: Contraction | Show results with:Contraction