Results 1 to 10 of about 971,776 (299)

The clustering coefficient of a scale-free random graph

open access: yes, 2009
We consider a random graph process in which, at each time step, a new vertex is added with m out-neighbours, chosen with probabilities proportional to their degree plus a strictly positive constant.
Eggemann, N, Noble, S D
core  

Flooding in dynamic graphs with arbitrary degree sequence

open access: yes, 2014
International audienceThis paper addresses the flooding problem in dynamic graphs, where flooding is the basic mechanism in which every node becoming aware of a piece of information at step tt forwards this information to all its neighbors at all ...
Fraigniaud, Pierre   +2 more
core   +1 more source

Asymptotic Enumeration by Degree Sequence of Graphs of High Degree

open access: yes, 1990
We consider the estimation of the number of labelled simple graphs with degree sequence d1, d2, . . . , dn by using an n-dimensional Cauchy integral. For sufficiently small ε and any c > 2/3, an asymptotic formula is obtained when |di − d| < n1/2 + ε for
Wormald, Nicholas C., McKay, Brendan D.
core   +1 more source

Reliability analysis of tractor multi-way valves based on the improved weighted grey relational method

open access: yesThe Journal of Engineering, 2018
In order to analyse the influence of different performance indexes on the working reliability of a tractor multi-way valve. The grey correlation theory is introduced into the reliability analysis of multi-way valves.
Liping Xu, Haoyi Ma, Dezhi Ren
doaj   +1 more source

Sequence-Controlled Polymerization-Induced Self-Assembly

open access: yes, 2019
We herein present sequence-controlled polymerization-induced self-assembly (PISA) via photoswitchable reversible addition–fragmentation chain transfer (RAFT) copolymerization of oppositely-charged monomers using polyethylene glycol chain transfer agent ...
Yi Ding (172783)   +13 more
core   +1 more source

k-Edge-Connected Multigraphical Degree Sequence Problem [PDF]

open access: yes, 1995
application/pdf論文(Article)A sequence of nonnegative integers S=(s₁, s₂,…,sn) is k-edge-connected multigraphical if there is a k-edge-connected multigraph with vertices v₁, v₂,…,Vn such that deg (vj)=sj for each j= 1, 2,…, n.
3324, TAKAHASHI, Masaya
core  

Minimal forbidden sets for degree sequence characterizations

open access: yes, 2015
Given a set F of graphs, a graph G is F-free if G does not contain any member of as an induced subgraph. A set F is degree-sequence-forcing (DSF) if, for each graph G in the class C of -free graphs, every realization of the degree sequence of G is also ...
Barrus, Michael D., Hartke, Stephen G.
core   +1 more source

The Bipartite-Splittance of a Bipartite Graph

open access: yesDiscussiones Mathematicae Graph Theory, 2019
A bipartite-split graph is a bipartite graph whose vertex set can be partitioned into a complete bipartite set and an independent set. The bipartite- splittance of an arbitrary bipartite graph is the minimum number of edges to be added or removed in ...
Yin Jian-Hua, Guan Jing-Xin
doaj   +1 more source

New Results on Graph Matching from Degree-Preserving Growth

open access: yesMathematics
The recently introduced model in S. R. Kharel et al.’s study [Degree-preserving network growth. Nature Physics 2022, 18, 100–106] uses matchings to insert new vertices of prescribed degrees into the current graph of an ever-growing graph sequence.
Péter L. Erdős   +3 more
doaj   +1 more source

The Degree Sequence Problem for 3-Hypergraphs

open access: yes, 2016
Currently the degree sequence problem for 3-hypergraphs is still unsolved efficiently. This paper researches the 3-hypergraphic problem in terms of edge switching and exchanges in the sequence to implement Dewdney’s reduction.
Zou, Yangsheng
core  

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