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Outerplanar Graph Drawings With Few Slopes [PDF]

open access: yesComputational Geometry: Theory and Applications, 2014
International audienceWe consider straight-line outerplanar drawings of outerplanar graphs in which a small number of distinct edge slopes are used, that is, the segments representing edges are parallel to a small number of directions.
Piotr Micek   +2 more
exaly   +13 more sources

Generalized Outerplanar Turán Number of Short Paths [PDF]

open access: yesDiscrete Mathematics, 2023
Let H be a graph. The generalized outerplanar Turán number of H, denoted by fOP(n,H), is the maximum number of copies of H in an n-vertex outerplanar graph. Let Pk denote a path on k vertices.
Ervin Győri   +2 more
exaly   +2 more sources
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Outerplanar Thrackles

Graphs and Combinatorics, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Grant Cairns, Yury Nikolayevsky
openaire   +2 more sources

Augmenting Outerplanar Graphs

Journal of Algorithms, 1996
Summary: We show that for outerplanar graphs \(G\) the problem of augmenting \(G\) by adding a minimum number of edges such that the augmented graph \(G'\) is planar and bridge-connected, biconnected, or triconnected can be solved in linear time and space.
openaire   +4 more sources

Augmenting the Connectivity of Outerplanar Graphs

Algorithmica, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Alfredo García Olaverri   +3 more
openaire   +2 more sources

A characterization of ?-outerplanar graphs

Journal of Graph Theory, 1996
Chartrand and Harary have shown that if G is a non-outerplanar graph such that, for every edge e, both the deletion G\e and the contraction G/e of e from G are outerplanar, then G is isomorphic to K4 or K2,3. An α-outerplanar graph is a graph which is not outerplanar such that, for some edge α, both G\α and G/α are outerplanar.
openaire   +2 more sources

The $$p-$$Arboricity of Outerplanar Graphs

Graphs and Combinatorics
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Mingyuan Ma, Han Ren
openaire   +1 more source

The decycling number of outerplanar graphs

Journal of Combinatorial Optimization, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Huilan Chang, Hung-Lin Fu, Min-Yun Lien
openaire   +3 more sources

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