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Open AccessJournal ArticleDOI

The tau constant and the discrete Laplacian matrix of a metrized graph

Zubeyir Cinkir
- 01 May 2011 - 
- Vol. 32, Iss: 4, pp 639-655
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TLDR
In this paper, the authors express the tau constant of a metrized graph in terms of the discrete Laplacian matrix and its pseudo-inverse, and show that it can be expressed as
Abstract
We express the tau constant of a metrized graph in terms of the discrete Laplacian matrix and its pseudo-inverse.

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Citations
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Journal ArticleDOI

The walk distances in graphs

TL;DR: It is shown that the logarithmic forest distances which are known to generalize the resistance distance and the shortest path distance are a specific subclass of walk distances.
Posted Content

Zhang's Conjecture and the Effective Bogomolov Conjecture over function fields

TL;DR: In this paper, the Effective Bogomolov Conjecture over a function field of characteristic 0 was shown to be true for curves of genus at most 4 and a few other special cases.
Journal ArticleDOI

The Tau Constant of a Metrized Graph and its Behavior under Graph Operations

TL;DR: The tau constant of a metrized graph has been studied in this paper, where it has been shown that it changes when edges of a graph are replaced by arbitrary graphs.
Posted Content

The tau constant of a metrized graph and its behavior under graph operations

TL;DR: Baker and Rumely's lower bound conjecture on the tau constant is proved for several classes of metrized graphs.
Journal ArticleDOI

Lower bounds on the arithmetic self-intersection number of the relative dualizing sheaf on arithmetic surfaces

TL;DR: An explicitly computable lower bound is given for the arithmetic self-intersection number ω of the dualizing sheaf on a large class of arithmetic surfaces if some technical conditions are satisfied.
References
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Journal ArticleDOI

Generalized Inverse of Matrices and Its Applications

K. S. Banerjee
- 01 Feb 1973 - 
TL;DR: In this article, the generalized inverse of matrices and its applications are discussed and discussed in terms of generalized inverse of matrix and its application in the context of generalization of matrix matrices.
Journal ArticleDOI

Laplacian matrices of graphs: a survey

TL;DR: In this paper, the authors survey some of the many results known for Laplacian matrices, and present a survey of the most important results in the field of graph analysis.
Journal ArticleDOI

Generalized Inverse of Matrices and its Applications

TL;DR: The Generalized Inverse of Matrices and its Applications is studied in detail in the context of discrete-time optimization and its applications.
Book ChapterDOI

Generalized Inverse Matrices

Shayle R. Searle
- 01 Dec 1971 - 
Book

Matrices ' Methods and Applications'

TL;DR: In this article, a basic algebra of matrices is defined, including unique solution of linear equations, determinant and inverse rank, non-unique solution of equations, and applications.