Line Graphs and Line Digraphs

Line Graphs and Line Digraphs

Author: Lowell W. Beineke

Publisher: Springer Nature

Published: 2021-10-29

Total Pages: 301

ISBN-13: 303081386X

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In the present era dominated by computers, graph theory has come into its own as an area of mathematics, prominent for both its theory and its applications. One of the richest and most studied types of graph structures is that of the line graph, where the focus is more on the edges of a graph than on the vertices. A subject worthy of exploration in itself, line graphs are closely connected to other areas of mathematics and computer science. This book is unique in its extensive coverage of many areas of graph theory applicable to line graphs. The book has three parts. Part I covers line graphs and their properties, while Part II looks at features that apply specifically to directed graphs, and Part III presents generalizations and variations of both line graphs and line digraphs. Line Graphs and Line Digraphs is the first comprehensive monograph on the topic. With minimal prerequisites, the book is accessible to most mathematicians and computer scientists who have had an introduction graph theory, and will be a valuable reference for researchers working in graph theory and related fields.


Line Graphs and Line Digraphs

Line Graphs and Line Digraphs

Author: Lowell W. Beineke

Publisher:

Published: 2021

Total Pages: 0

ISBN-13: 9783030813857

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In the present era dominated by computers, graph theory has come into its own as an area of mathematics, prominent for both its theory and its applications. One of the richest and most studied types of graph structures is that of the line graph, where the focus is more on the edges of a graph than on the vertices. A subject worthy of exploration in itself, line graphs are closely connected to other areas of mathematics and computer science. This book is unique in its extensive coverage of many areas of graph theory applicable to line graphs. The book has three parts. Part I covers line graphs and their properties, while Part II looks at features that apply specifically to directed graphs, and Part III presents generalizations and variations of both line graphs and line digraphs. Line Graphs and Line Digraphs is the first comprehensive monograph on the topic. With minimal prerequisites, the book is accessible to most mathematicians and computer scientists who have had an introduction graph theory, and will be a valuable reference for researchers working in graph theory and related fields.


Digraphs

Digraphs

Author: Jorgen Bang-Jensen

Publisher: Springer Science & Business Media

Published: 2013-06-29

Total Pages: 769

ISBN-13: 1447138864

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The study of directed graphs (digraphs) has developed enormously over recent decades, yet the results are rather scattered across the journal literature. This is the first book to present a unified and comprehensive survey of the subject. In addition to covering the theoretical aspects, the authors discuss a large number of applications and their generalizations to topics such as the traveling salesman problem, project scheduling, genetics, network connectivity, and sparse matrices. Numerous exercises are included. For all graduate students, researchers and professionals interested in graph theory and its applications, this book will be essential reading.


Line Graphs

Line Graphs

Author: Sherra G. Edgar

Publisher: Cherry Lake

Published: 2013-08-01

Total Pages: 26

ISBN-13: 1624314309

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This Level 2 guided reader teaches how to interpret and create line graphs. Students will develop word recognition and reading skills while learning about creating scales, plotting data points, and using line plots to represent a data set.


Spectral Generalizations of Line Graphs

Spectral Generalizations of Line Graphs

Author: Dragoš Cvetkovic

Publisher: Cambridge University Press

Published: 2004-07-22

Total Pages: 316

ISBN-13: 9780521836630

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Introduction -- Forbidden subgraphs -- Root systems -- Regular graphs -- Star complements -- The Maximal exceptional graphs -- Miscellaneous results.


Line Graphs

Line Graphs

Author: Lisa Colozza Cocca

Publisher: Cherry Lake

Published: 2013-01-01

Total Pages: 26

ISBN-13: 1610809629

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Readers will discover line graphs through examples that include waiting to ride a roller coaster, recording sales at a lemonade stand, and counting clouds. Colorful graphs teach readers, while fun illustrations keep their attention. Activities help readers explore the topic further.


Classes of Directed Graphs

Classes of Directed Graphs

Author: Jørgen Bang-Jensen

Publisher: Springer

Published: 2018-06-18

Total Pages: 654

ISBN-13: 3319718401

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This edited volume offers a detailed account of the theory of directed graphs from the perspective of important classes of digraphs, with each chapter written by experts on the topic. Outlining fundamental discoveries and new results obtained over recent years, this book provides a comprehensive overview of the latest research in the field. It covers core new results on each of the classes discussed, including chapters on tournaments, planar digraphs, acyclic digraphs, Euler digraphs, graph products, directed width parameters, and algorithms. Detailed indices ease navigation while more than 120 open problems and conjectures ensure that readers are immersed in all aspects of the field. Classes of Directed Graphs provides a valuable reference for graduate students and researchers in computer science, mathematics and operations research. As digraphs are an important modelling tool in other areas of research, this book will also be a useful resource to researchers working in bioinformatics, chemoinformatics, sociology, physics, medicine, etc.


Matrix Inequalities for Iterative Systems

Matrix Inequalities for Iterative Systems

Author: Hanjo Taubig

Publisher: CRC Press

Published: 2017-02-03

Total Pages: 219

ISBN-13: 1498777791

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The book reviews inequalities for weighted entry sums of matrix powers. Applications range from mathematics and CS to pure sciences. It unifies and generalizes several results for products and powers of sesquilinear forms derived from powers of Hermitian, positive-semidefinite, as well as nonnegative matrices. It shows that some inequalities are valid only in specific cases. How to translate the Hermitian matrix results into results for alternating powers of general rectangular matrices? Inequalities that compare the powers of the row and column sums to the row and column sums of the matrix powers are refined for nonnegative matrices. Lastly, eigenvalue bounds and derive results for iterated kernels are improved.


Algorithms and Discrete Applied Mathematics

Algorithms and Discrete Applied Mathematics

Author: Subrahmanyam Kalyanasundaram

Publisher: Springer Nature

Published: 2024-01-13

Total Pages: 338

ISBN-13: 3031522133

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This book constitutes the refereed proceedings of the 10th International Conference on Algorithms and Discrete Applied Mathematics, CALDAM 2024, held in Bhilai, India during February 15–17, 2024. The 22 full papers included in this book were carefully reviewed and selected from 57 submissions. They were organized in topical sections as follows: Algorithms and Complexity; Computational Geometry; Discrete Applied Mathematics; Graph Algorithms; Graph Theory.


Leveled Texts: Creating Line Graphs

Leveled Texts: Creating Line Graphs

Author: Stephanie Paris

Publisher: Teacher Created Materials

Published: 2014-01-01

Total Pages: 9

ISBN-13: 1425877419

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All students can learn about creating line graphs through text written at four different reading levels. Symbols on the pages represent reading-level ranges to help differentiate instruction. Provided comprehension questions complement the text.