Results 41 to 50 of about 2,151,737 (304)

Fast Spectral Approximation of Structured Graphs with Applications to Graph Filtering

open access: yesAlgorithms, 2020
To analyze and synthesize signals on networks or graphs, Fourier theory has been extended to irregular domains, leading to a so-called graph Fourier transform.
Mario Coutino   +3 more
doaj   +1 more source

Embedding rainbow trees with applications to graph labelling and decomposition [PDF]

open access: yesJournal of the European Mathematical Society (Print), 2018
A subgraph of an edge-coloured graph is called rainbow if all its edges have distinct colours. The study of rainbow subgraphs goes back more than two hundred years to the work of Euler on Latin squares.
R. Montgomery, A. Pokrovskiy, B. Sudakov
semanticscholar   +1 more source

Decomposition of hypercube graphs into paths and cycles of length four

open access: yesAKCE International Journal of Graphs and Combinatorics, 2022
By a [Formula: see text]-decomposition of a graph G, we mean a partition of the edge set of G into p paths of length 4 and q cycles of length 4. In this paper, we give conditions for a [Formula: see text]-decomposition of the n-dimensional hypercube ...
D. Saranya, S. Jeevadoss
doaj   +1 more source

ON P4-DECOMPOSITION OF GRAPHS [PDF]

open access: yesTaiwanese Journal of Mathematics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

The Balanced Decomposition Number of TK4 and Series-Parallel Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2013
A balanced colouring of a graph G is a colouring of some of the vertices of G with two colours, say red and blue, such that there is the same number of vertices in each colour. The balanced decomposition number f(G) of G is the minimum integer s with the
Fujita Shinya, Liu Henry
doaj   +1 more source

List decomposition of graphs

open access: yesDiscrete Mathematics, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yair Caro, Raphael Yuster
openaire   +2 more sources

Shared-Memory Graph Truss Decomposition [PDF]

open access: yesInternational Conference on High Performance Computing, 2017
We present PKT, a new shared-memory parallel algorithm and OpenMP implementation for the truss decomposition of large sparse graphs. A k-truss is a dense subgraph definition that can be considered a relaxation of a clique. Truss decomposition refers to a
H. Kabir, Kamesh Madduri
semanticscholar   +1 more source

A note on pm-compact bipartite graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2014
A graph is called perfect matching compact (briefly, PM-compact), if its perfect matching graph is complete. Matching-covered PM-compact bipartite graphs have been characterized. In this paper, we show that any PM-compact bipartite graph G with δ (G) ≥ 2
Liu Jinfeng, Wang Xiumei
doaj   +1 more source

Detour self-decomposition of corona product of graphs

open access: yesRatio Mathematica, 2023
Decomposition of a graph G is the collection of edge-disjoint subgraphs of G. The longest distance between any two vertices of G is its detour distance.
E Ebin Raja Merly, E Anlin Bena
doaj   +1 more source

Density decompositions of networks

open access: yesJournal of Graph Algorithms and Applications, 2019
We introduce a new topological descriptor of a graph called the density decomposition which is a partition of the vertices of a graph into regions of uniform density.
Glencora Borradaile   +2 more
doaj   +1 more source

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