Results 21 to 30 of about 10,152,106 (284)

Decomposition of bipartite graphs under degree constraints [PDF]

open access: yes, 1993
Let G = (A, B; E) be a bipartite graph. Let e1, e2 be nonnegative integers, and f1, f2 nonnegative integer-valued functions on V(G) such that ei ≤|E|≤ e1 + e2 and fi(v)≤d(v)≤f1(v) + f2(v) for all v ε V(G) (i = 1, 2).
Broersma, H.J.   +3 more
core   +2 more sources

Lipase and factor V (but not viral load) are prognostic factors for the evolution of severe yellow fever cases

open access: yesMemorias do Instituto Oswaldo Cruz, 2019
BACKGROUND Despite a highly efficacious vaccine, yellow fever (YF) is still a major threat in developing countries and a cause of outbreaks. In 2018, the Brazilian state of São Paulo witnessed a new YF outbreak in areas where the virus has not been ...
Luciana Vilas Boas Casadio   +11 more
doaj   +1 more source

Electroproduction of vector mesons - factorization of end-point contributions [PDF]

open access: yes, 2003
The end-point contributions in the quark longitudinal momentum fraction of the virtual photon ($\gamma^*$) to vector meson ($V$) impact factor to the diffractive electroproduction amplitude can be factorized in terms of a generalized parton evolution of ...
Ivanov, A., Kirschner, R.
core   +3 more sources

Multiple Coagulation Factor Deficiency: A Series of Eight Cases [PDF]

open access: yesJournal of Clinical and Diagnostic Research
Multiple Coagulation Factor Deficiency (MCFD) is an uncommon haematological disorder characterised by simultaneous deficiency of multiple clotting factors, which leads to an increased risk of bleeding and compromised haemostasis. The present series aimed
Abhijith Lakshman   +2 more
doaj   +1 more source

An efficient method for LEED crystallography [PDF]

open access: yes, 1990
Determination of periodic surface structures from analysis of LEED intensity data is usually based on the evaluation of continuous I/V-spectra for a large number of model structures for which all the structural parameters have to be refined ...
Clarke   +26 more
core   +1 more source

Factores asociados a la violencia de género en mujeres del Centro Poblado de La Esperanza, Huánuco

open access: yesRevista Peruana de Ciencias de la Salud, 2019
Objective. To describe the factors that are associated with gender-based violence. Methods. An observational, transversal, prospective and correlational research was carried out on a sample of 333  women from the esperanza populated centre, amarilis ...
Amalia Leiva Yaro
doaj   +1 more source

Factor V H1299r (Hr2) Heterozygosity: A Risk Factor For Recurrent Implantation Failure Particularly In Non-Carriers For Factor V Leiden Mutation-A Case-Control Study

open access: yesGynecology Obstetrics & Reproductive Medicine, 2022
Objective: The association between recurrent implantation failure and thrombophilia is still controversial depending on the published reports with conflicting results.
A. Seval Ozgu-Erdinc   +5 more
doaj   +1 more source

Optimal General Matchings

open access: yes, 2017
Given a graph $G=(V,E)$ and for each vertex $v \in V$ a subset $B(v)$ of the set $\{0,1,\ldots, d_G(v)\}$, where $d_G(v)$ denotes the degree of vertex $v$ in the graph $G$, a $B$-factor of $G$ is any set $F \subseteq E$ such that $d_F(v) \in B(v)$ for ...
A Schrijver   +17 more
core   +1 more source

On stability of exponential cosmological solutions with non-static volume factor in the Einstein-Gauss-Bonnet model [PDF]

open access: yes, 2016
A (n+1)-dimensional gravitational model with Gauss-Bonnet term and cosmological constant term is considered. When ansatz with diagonal cosmological metrics is adopted, the solutions with exponential dependence of scale factors: a_i ~ exp( v^i t), i = 1, .
Ivashchuk, V. D.
core   +2 more sources

Tight Bounds for Gomory-Hu-like Cut Counting

open access: yes, 2016
By a classical result of Gomory and Hu (1961), in every edge-weighted graph $G=(V,E,w)$, the minimum $st$-cut values, when ranging over all $s,t\in V$, take at most $|V|-1$ distinct values.
Chitnis, Rajesh   +2 more
core   +1 more source

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