Results 31 to 40 of about 5,199,165 (252)

Minimal forbidden sets for degree sequence characterizations [PDF]

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

A Constructive Extension of the Characterization on Potentially Ks,t-Bigraphic Pairs

open access: yesDiscussiones Mathematicae Graph Theory, 2017
Let Ks,t be the complete bipartite graph with partite sets of size s and t. Let L1 = ([a1, b1], . . . , [am, bm]) and L2 = ([c1, d1], . . . , [cn, dn]) be two sequences of intervals consisting of nonnegative integers with a1 ≥ a2 ≥ . . . ≥ am and c1 ≥ c2
Guo Ji-Yun, Yin Jian-Hua
doaj   +1 more source

Component Order Edge Connectivity, Vertex Degrees, and Integer Partitions

open access: yesTheory and Applications of Graphs
Given a finite, simple graph G, the k-component order connectivity (resp. edge connectivity) of G is the minimum number of vertices (resp. edges) whose removal results in a subgraph in which every component has an order of at most k − 1.
Michael R. Yatauro
doaj   +1 more source

On balanced bipartitions of graphs

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
Bollobás and Scott conjectured that every graph G has a balanced bipartite spanning subgraph H such that for each for each In this paper, we consider the contrary side and show that every graphic sequence has a realization G which admits a balanced ...
Guangnuan Li
doaj   +1 more source

3-Paths in Graphs with Bounded Average Degree

open access: yesDiscussiones Mathematicae Graph Theory, 2016
In this paper we study the existence of unavoidable paths on three vertices in sparse graphs. A path uvw on three vertices u, v, and w is of type (i, j, k) if the degree of u (respectively v, w) is at most i (respectively j, k). We prove that every graph
Jendrol Stanislav   +3 more
doaj   +1 more source

Finding planted partitions in random graphs with general degree distributions [PDF]

open access: yes, 2009
We consider the problem of recovering a planted partition such as a coloring, a small bisection, or a large cut in an (apart from that) random graph. In the last 30 years many algorithms for this problem have been developed that work provably well on ...
Coja-Oghlan, Amin   +3 more
core   +1 more source

Asymptotic enumeration of orientations of a graph as a function of the out-degree sequence [PDF]

open access: yes, 2020
We prove an asymptotic formula for the number of orientations with given out-degree (score) sequence for a graph G. The graph G is assumed to have average degrees at least n1/3+ε for some ε > 0, and to have strong mixing properties, while the maximum ...
Iyer, Tejas   +2 more
core   +1 more source

Retrospective Analysis of Donor Lymphocyte Infusions in Pediatric Patients With Mixed Chimerism After Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Allogeneic hematopoietic stem cell transplantation (alloHSCT) is an essential therapy for several malignant and nonmalignant diseases, but relapse and graft loss remain the principal threats to its success. Routine monitoring of chimerism and minimal residual disease (MRD) enables early detection of imminent recurrence and guides ...
Carmen Junk   +10 more
wiley   +1 more source

Computing the sum of k largest Laplacian eigenvalues of tricyclic graphs [PDF]

open access: yesDiscrete Mathematics Letters, 2022
Pawan Kumar   +2 more
doaj   +1 more source

Pediatric Idiopathic Multicentric Castleman Disease Is Often Severe But Responsive to Siltuximab

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Idiopathic multicentric Castleman disease (iMCD) is a potentially fatal immunologic disorder marked by widespread lymphadenopathy and inflammation. Siltuximab, an interleukin‐6 (IL‐6) inhibitor, is the only FDA‐approved treatment for adult patients with iMCD.
Bridget Austin   +17 more
wiley   +1 more source

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