Results 11 to 20 of about 96,090 (258)

Resistance between two vertices of almost complete bipartite graphs

open access: yesDiscrete Applied Mathematics, 2019
The resistance between two nodes in some resistor networks has been studied extensively by mathematicians and physicists. Let G ( n , p ) = K n , n − p K 2 ( p ≤ n ) be the almost complete bipartite graph.
Weigen Yan
exaly   +2 more sources

Universal Rigidity of Complete Bipartite Graphs [PDF]

open access: yesDiscrete & Computational Geometry, 2015
We describe a very simple condition that is necessary for the universal rigidity of a complete bipartite framework (K(n,m),p,q)\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage ...
R. Connelly, S. Gortler
semanticscholar   +4 more sources

Unbalanced bipartite factorizations of complete bipartite graphs [PDF]

open access: yesDiscrete Mathematics, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
exaly   +4 more sources

Terminal-pairability in complete bipartite graphs

open access: yesDiscrete Applied Mathematics, 2018
8 pages, several typos ...
Ervin Gyori   +2 more
exaly   +4 more sources

Orthogonal double cover of Complete Bipartite Graph by disjoint union of complete bipartite graphs

open access: yesAin Shams Engineering Journal, 2015
Let H be a graph on n vertices and G a collection of n subgraphs of H, one for each vertex, G is an orthogonal double cover (ODC) of H if every edge of H occurs in exactly two members of G and any two members share an edge whenever the corresponding ...
S. El-Serafi   +2 more
doaj   +2 more sources

Complexity of Products of Some Complete and Complete Bipartite Graphs

open access: yesJournal of Applied Mathematics, 2013
The number of spanning trees in graphs (networks) is an important invariant; it is also an important measure of reliability of a network. In this paper, we derive simple formulas of the complexity, number of spanning trees, of products of some complete ...
S. N. Daoud
doaj   +2 more sources

Spectral extrema of graphs with fixed size: Cycles and complete bipartite graphs [PDF]

open access: yesEuropean journal of combinatorics (Print), 2021
Nikiforov (2002) showed that if G is K r + 1 -free then the spectral radius ρ ( G ) ≤ 2 m ( 1 − 1 ∕ r ) , which implies that G contains C 3 if ρ ( G ) > m .
M. Zhai, Huiqiu Lin, Jinlong Shu
semanticscholar   +1 more source

Packing Colourings in Complete Bipartite Graphs and the Inverse Problem for Correspondence Packing [PDF]

open access: yesJournal of Graph Theory, 2023
Applications of graph colouring often involve taking restrictions into account, and it is desirable to have multiple (disjoint) solutions. In the optimal case, where there is a partition into disjoint colourings, we speak of a packing.
Stijn Cambie, Rimma Hämäläinen
semanticscholar   +1 more source

Cutoff for the averaging process on the hypercube and complete bipartite graphs [PDF]

open access: yesElectronic Journal of Probability, 2022
We consider the averaging process on a graph, that is the evolution of a mass distribution undergoing repeated averages along the edges of the graph at the arrival times of independent Poisson processes.
P. Caputo   +2 more
semanticscholar   +1 more source

Weak saturation numbers of complete bipartite graphs in the clique [PDF]

open access: yesJournal of Combinatorial Theory, 2020
The notion of weak saturation was introduced by Bollobas in 1968. Let $F$ and $H$ be graphs. A spanning subgraph $G \subseteq F$ is weakly $(F,H)$-saturated if it contains no copy of $H$ but there exists an ordering $e_1,\ldots,e_t$ of $E(F)\setminus E(G)
Gal Kronenberg   +2 more
semanticscholar   +1 more source

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