Results 81 to 90 of about 16,555,549 (335)

Pediatric Oncology Nursing Competencies in Latin America and the Caribbean: A Scoping Review to Inform Practice, Education, and Research

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Nurses are central to cancer care for children and adolescents, yet no comprehensive synthesis has defined essential core competencies for pediatric oncology nursing (PON) practice internationally, particularly in Latin America and the Caribbean (LAC).
Luís Carlos Lopes‐Júnior   +7 more
wiley   +1 more source

An integrating factor matrix method to find first integrals

open access: yes, 2010
In this paper we developed an integrating factor matrix method to derive conditions for the existence of first integrals. We use this novel method to obtain first integrals, along with the conditions for their existence, for two and three dimensional ...
Busse F H   +12 more
core   +1 more source

Vector Fields, Invariant Varieties and Linear Systems [PDF]

open access: yes, 2000
We investigate the interplay between invariant varieties of vector fields and the inflection locus of linear systems with respect to the vector field. Among the consequences of such investigation we obtain a computational criteria for the existence of ...
Estrada Dona Castorina   +2 more
core   +3 more sources

Convexity and monotonicity for elliptic integrals of the first kind and applications [PDF]

open access: yesApplicable Analysis and Discrete Mathematics, 2017
In the paper, by virtue of two new tools, the authors present the monotonicity and convexity of certain combinations of the complete elliptic integrals of the first kind, and obtain new sharp bounds and inequalities for them.
Zhen-Hang Yang, Jingfeng Tian
semanticscholar   +1 more source

Three-dimensional superintegrable systems in a static electromagnetic field

open access: yes, 2015
We consider a charged particle moving in a static electromagnetic field described by the vector potential $\vec A(\vec x)$ and the electrostatic potential $V(\vec x)$.
Marchesiello, Antonella   +2 more
core   +1 more source

Task-First or Context-First? Tool Integration Revisited [PDF]

open access: yes2009 IEEE/ACM International Conference on Automated Software Engineering, 2009
If software engineering tools are not "properly integrated", they can reduce engineers' productivity. Associating and retrieving information scattered across the tools become unsystematic and inefficient. Our work provides empirical evidence on what is a "poor" and a "proper" tool integration, focusing on practitioners' perspectives.
openaire   +1 more source

Pulmonary Dysfunction Is Associated With Sleep Study Abnormalities in Children With Sickle Cell Disease: A Multicenter Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pulmonary dysfunction and sleep abnormalities are common in children with sickle cell disease (SCD) and are associated with worse clinical outcomes. Whether spirometry abnormalities are associated with polysomnography (PSG) findings remains unclear.
Ammar Saadoon Alishlash   +4 more
wiley   +1 more source

A Potential Field Description for Gravity-Driven Film Flow over Piece-Wise Planar Topography

open access: yesFluids, 2019
Models based on a potential field description and corresponding first integral formulation, embodying a reduction of the associated dynamic boundary condition at a free surface to one of a standard Dirichlet-Neumann type, are used to explore the problem ...
Markus Scholle   +2 more
doaj   +1 more source

Numerical evaluation of loop integrals

open access: yes, 2005
We present a new method for the numerical evaluation of arbitrary loop integrals in dimensional regularization. We first derive Mellin-Barnes integral representations and apply an algorithmic technique, based on the Cauchy theorem, to extract the ...
A.V. Smirnov   +14 more
core   +1 more source

Automatic Integral Reduction for Higher Order Perturbative Calculations [PDF]

open access: yes, 2004
We present a program for the reduction of large systems of integrals to master integrals. The algorithm was first proposed by Laporta; in this paper, we implement it in MAPLE.
A Lazopoulos   +9 more
core   +5 more sources

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