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An embedding of a graph in a book, called book embedding, consists of a linear ordering of its vertices along the spine of the book and an assignment of its edges to the pages of the book, so that no two edges on the same page cross. The…

A $k$-stack layout (also called a $k$-page book embedding) of a graph consists of a total order of the vertices, and a partition of the edges into $k$ sets of non-crossing edges with respect to the vertex order. The stack number (book…

Discrete Mathematics · Computer Science 2020-07-31 Sergey Pupyrev

In a book embedding, the vertices of a graph are placed on the spine of a book and the edges are assigned to pages, so that edges on the same page do not cross. In this paper, we prove that every $1$-planar graph (that is, a graph that can…

Data Structures and Algorithms · Computer Science 2015-03-31 Michael A. Bekos , Till Bruckdorfer , Michael Kaufmann , Chrysanthi N. Raftopoulou

A book embedding of a graph is a drawing that maps vertices onto a line and edges to simple pairwise non-crossing curves drawn into pages, which are half-planes bounded by that line. Two-page book embeddings, i.e., book embeddings into 2…

Data Structures and Algorithms · Computer Science 2024-04-23 Robert Ganian , Haiko Mueller , Sebastian Ordyniak , Giacomo Paesani , Mateusz Rychlicki

A map is a partition of the sphere into regions that are labeled as countries or holes. The vertices of a map graph are the countries of a map. There is an edge if and only if the countries are adjacent and meet in at least one point. For a…

Computational Geometry · Computer Science 2023-08-23 Franz J. Brandenburg

The $n$-$book ~embedding$ of a graph $G$ is an embedding of the graph $G$ in an $n$-book with the vertices of $G$ on the spine and each edge to the pages without crossing each other. If the degree of vertices of $G$ at most one in each…

Combinatorics · Mathematics 2022-08-15 Zeling Shao , Yanqing Liu , Zhiguo Li

In a book embedding of a graph G, the vertices of G are placed in order along a straight-line called spine of the book, and the edges of G are drawn on a set of half-planes, called the pages of the book, such that two edges drawn on a page…

Computational Geometry · Computer Science 2015-10-21 Md. Jawaherul Alam , Franz J. Brandenburg , Stephen G. Kobourov

An $\ell$-page stack layout (also known as an $\ell$-page book embedding) of a graph is a linear order of the vertex set together with a partition of the edge set into $\ell$ stacks (or pages), such that the endpoints of no two edges on the…

Computational Geometry · Computer Science 2024-09-05 Thomas Depian , Simon D. Fink , Robert Ganian , Martin Nöllenburg

A $k$-page book drawing of a graph $G=(V,E)$ consists of a linear ordering of its vertices along a spine and an assignment of each edge to one of the $k$ pages, which are half-planes bounded by the spine. In a book drawing, two edges cross…

Data Structures and Algorithms · Computer Science 2017-08-31 Jonathan Klawitter , Tamara Mchedlidze , Martin Nöllenburg

An embedding of a graph in a book consists of a linear order of its vertices along the spine of the book and of an assignment of its edges to the pages of the book, so that no two edges on the same page cross. The book thickness of a graph…

Data Structures and Algorithms · Computer Science 2020-04-17 Michael A. Bekos , Michael Kaufmann , Fabian Klute , Sergey Pupyrev , Chrysanthi Raftopoulou , Torsten Ueckerdt

We study the classical problem of computing geometric thickness, i.e., finding a straight-line drawing of an input graph and a partition of its edges into as few parts as possible so that each part is crossing-free. Since the problem is…

Computational Complexity · Computer Science 2024-11-26 Thomas Depian , Simon Dominik Fink , Alexander Firbas , Robert Ganian , Martin Nöllenburg

A graph $G$ has a $k$-page book embedding if $G$ can be embedded into a $k$-page book. The minimum $k$ such that $G$ has a $k$-page book embedding is the book thickness of $G$, denoted $bt(G)$. Most of the work on this subject has been done…

Combinatorics · Mathematics 2016-11-22 Stacey McAdams , Jinko Kanno

We analyze a directed variation of the book embedding problem when the page partition is prespecified and the nodes on the spine must be in topological order (upward book embedding). Given a directed acyclic graph and a partition of its…

Computational Geometry · Computer Science 2017-08-23 Hugo A. Akitaya , Erik D. Demaine , Adam Hesterberg , Quanquan C. Liu

In a book embedding the vertices of a graph are placed on the "spine" of a "book" and the edges are assigned to "pages" so that edges on the same page do not cross. In the Partitioned 2-page Book Embedding problem egdes are partitioned into…

Data Structures and Algorithms · Computer Science 2012-09-05 Patrizio Angelini , Marco Di Bartolomeo , Giuseppe Di Battista

The \emph{matching book embedding} of a graph $G$ is to arrange its vertices on the spine, and draw its edges into the pages so that the edges on every page do not intersect each other and the maximum degree of vertices on every page is…

Combinatorics · Mathematics 2022-08-30 Zeling Shao , Huiru Geng , Zhiguo Li

We study $k$-page upward book embeddings ($k$UBEs) of $st$-graphs, that is, book embeddings of single-source single-sink directed acyclic graphs on $k$ pages with the additional requirement that the vertices of the graph appear in a…

Computational Geometry · Computer Science 2019-03-20 Carla Binucci , Giordano Da Lozzo , Emilio Di Giacomo , Walter Didimo , Tamara Mchedlidze , Maurizio Patrignani

A \emph{book-embedding} of a graph $G$ is an embedding of vertices of $G$ along the spine of a book, and edges of $G$ on the pages so that no two edges on the same page intersect. the minimum number of pages in which a graph can be embedded…

Combinatorics · Mathematics 2018-01-23 Xiaxia Guan , Weihua Yang

Consider a drawing of a graph $G$ in the plane such that crossing edges are coloured differently. The minimum number of colours, taken over all drawings of $G$, is the classical graph parameter "thickness". By restricting the edges to be…

Combinatorics · Mathematics 2015-06-17 Vida Dujmović , David R. Wood

A book embedding of a graph consists of an embedding of its vertices along the spine of a book, and an embedding of its edges on the pages such that edges embedded on the same page do not intersect. The pagenumber is the minimum number of…

Combinatorics · Mathematics 2020-03-31 Zeling Shao , Chunjin Ren , Zhiguo Li

For every fixed integer $k \geq 1$, we prove that $k$-Edge Colouring is fixed-parameter-tractable when parameterized by the number of vertices of maximum degree.

Discrete Mathematics · Computer Science 2019-02-22 Esther Galby , Paloma T. Lima , Daniël Paulusma , Bernard Ries
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