Results 11 to 20 of about 5,764,328 (311)

The parallel approximability of a subclass of quadratic programming [PDF]

open access: yes, 1997
In this paper we deal with the parallel approximability of a special class of Quadratic Programming (QP), called Smooth Positive Quadratic Programming. This subclass of QP is obtained by imposing restrictions on the coefficients of the QP instance.
Serna Iglesias, María José   +1 more
core   +1 more source

Moving mesh finite difference solution of non-equilibrium radiation diffusion equations [PDF]

open access: yes, 2018
A moving mesh finite difference method based on the moving mesh partial differential equation is proposed for the numerical solution of the 2T model for multi-material, non-equilibrium radiation diffusion equations. The model involves nonlinear diffusion
Huang, Weizhang   +2 more
core   +2 more sources

A concave-convex problem with a variable operator [PDF]

open access: yes, 2017
We study the following elliptic problem $-A(u) = \lambda u^q$ with Dirichlet boundary conditions, where $A(u) (x) = \Delta u (x) \chi_{D_1} (x)+ \Delta_p u(x) \chi_{D_2}(x)$ is the Laplacian in one part of the domain, $D_1$, and the $p-$Laplacian (with ...
Molino, Alexis, Rossi, Julio D.
core   +2 more sources

Asymptotics of Selberg-like integrals by lattice path counting [PDF]

open access: yes, 2011
We obtain explicit expressions for positive integer moments of the probability density of eigenvalues of the Jacobi and Laguerre random matrix ensembles, in the asymptotic regime of large dimension.
Aomoto   +26 more
core   +1 more source

On Positive Solutions for Some Nonlinear Semipositone Elliptic Boundary Value

open access: yesNonlinear Analysis, 2006
This study concerns the existence of positive solutions to classes of boundary value problems of the form −∆u = g(x,u), x ∈ Ω, u(x) = 0, x ∈ ∂Ω, where ∆ denote the Laplacian operator, Ω is a smooth bounded domain in RN (N ≥ 2) with ∂Ω of class C2, and ...
G. A. Afrouzi, S. H. Rasouli
doaj   +1 more source

Positive practices : solution-focused and narrative therapeutic techniques with children with sexually harmful behaviours [PDF]

open access: yes, 2006
This article explores the use of solution-focused and Narrative Therapeutic approaches with a boy who had sexually harmful behaviours. The paper will highlight the practical challenges of working with someone who is 'problem-saturated' through ...
Berg I. K.   +25 more
core   +1 more source

A note on the dependence of solutions on functional parameters for nonlinear Sturm-Liouville problems [PDF]

open access: yesOpuscula Mathematica, 2014
We deal with the existence and the continuous dependence of solutions on functional parameters for boundary valued problems containing Sturm-Liouville equation.
Aleksandra Orpel
doaj   +1 more source

Equilibrium solution to the lowest unique positive integer game

open access: yes, 2010
We address the equilibrium concept of a reverse auction game so that no one can enhance the individual payoff by a unilateral change when all the others follow a certain strategy.
Baek, Seung Ki, Bernhardsson, Sebastian
core   +1 more source

Positive solutions of the diophantine equation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
Integral solutions of x3+λy+1−xyz=0 are observed for all integral λ. For λ=2 the 13 solutions of the equation in positive integers are determined. Solutions of the equation in positive integers were previously determined for the case λ=1.
W. R. Utz
doaj   +1 more source

On the existence and exponential attractivity of a unique positive almost periodic solution to an impulsive hematopoiesis model with delays

open access: yes, 2015
In this paper, a generalized model of hematopoiesis with delays and impulses is considered. By employing the contraction mapping principle and a novel type of impulsive delay inequality, we prove the existence of a unique positive almost periodic ...
Anh, Trinh Tuan   +2 more
core   +1 more source

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