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Theoretical Computer Science
Article . 2018 . Peer-reviewed
License: Elsevier Non-Commercial
Data sources: Crossref
https://doi.org/10.1007/978-3-...
Part of book or chapter of book . 2015 . Peer-reviewed
Data sources: Crossref
DBLP
Article . 2018
Data sources: DBLP
DBLP
Conference object . 2017
Data sources: DBLP
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Bivariate complexity analysis of Almost Forest Deletion

Authors: Ashutosh Rai; Saket Saurabh;

Bivariate complexity analysis of Almost Forest Deletion

Abstract

In this paper we study a generalization of classic Feedback Vertex Set problem in the realm of multivariate complexity analysis. We say that a graph F is an l-forest if we can delete at most l edges from F to get a forest. That is, F is at most l edges away from being a forest. In this paper we introduce the Almost Forest Deletion problem, where given a graph G and integers k and l, the question is whether there exists a subset of at most k vertices such that its deletion leaves us an l-forest. We show that this problem admits an algorithm with running time \(2^{{\mathcal {O}}(l+k)}n^{{\mathcal {O}}(1)}\) and a kernel of size \({\mathcal {O}}(kl(k+l))\). We also show that the problem admits a \(c^{\mathbf {tw}}n^{{\mathcal {O}}(1)}\) algorithm on bounded treewidth graphs, using which we design a subexponential algorithm for the problem on planar graphs.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
8
Top 10%
Top 10%
Average
bronze