Results 51 to 60 of about 41,670 (161)

Existence and Uniqueness of Positive Solution for a Boundary Value Problem of Fractional Order

open access: yesAbstract and Applied Analysis, 2011
We are concerned with the existence and uniqueness of positive solutions for the following nonlinear fractional boundary value problem: D0+αu(t)+f(t,u(t))=0, 0≤t≤1 ...
J. Caballero, J. Harjani, K. Sadarangani
doaj   +1 more source

Notes on the Hermitian Positive Definite Solutions of a Matrix Equation

open access: yesJournal of Applied Mathematics, 2014
The nonlinear matrix equation, X-∑i=1mAi*XδiAi=Q, with -1 ...
Jing Li, Yuhai Zhang
doaj   +1 more source

Partially Ordered Sets [PDF]

open access: yesTransactions of the American Mathematical Society, 1937
openaire   +2 more sources

Leveled partially ordered sets

open access: yesComputational and Applied Mathematics
Abstract This article presents our approach to modeling a problem posed by a company aiming to optimize the 3D printing of an object within the context of additive manufacturing, where each object is created layer by layer. We introduce the concept of leveled partially ordered sets to manage large sets of points that represent each layer of ...
Fernando Fueyo   +5 more
openaire   +3 more sources

Efficient Reordering of Multiple Memory Operations in a Multithreaded Program

open access: yesСовременные информационные технологии и IT-образование
This paper is devoted to various methods of constructing all kinds of linear orders for partially ordered sets. The complexity of the problem lies in the fact that even for a set of small size, constructing and checking for any feature of its possible ...
Ilya Andreev, Konstantin Vladimirov
doaj   +1 more source

Graphical partially ordered sets

open access: yesDiscrete Applied Mathematics, 1987
The main results of this paper can be found in a generalization of reconstruction properties to a large class of combinatorial structures by a concept of g-graph. For example in the section 3, the author shows many results about the reconstruction conjecture: many of them are known for graphs, but author's proof generalizes them for digraphs ...
openaire   +2 more sources

Uniqueness of positive solutions for fractional q-difference boundary-value problems with p-Laplacian operator

open access: yesElectronic Journal of Differential Equations, 2013
In this article, we study the fractional q-difference boundary-value problems with p-Laplacian operator $$displaylines{ D_{q}^{gamma}(phi_p(D_{q}^{alpha}u(t))) + f(t,u(t))=0, quad 0 < t < 1, ; 2 < alpha < 3,cr u(0) = (D_qu)(0) = 0, quad (D_qu)(1 ...
Fenghua Miao, Sihua Liang
doaj  

Critical points of locally Lipschitz functionals inside and outside the ordered interval

open access: yesElectronic Journal of Qualitative Theory of Differential Equations
In this paper, under the condition that there exists an ordered interval composed of two internal ordered intervals which have the location similar to that of Amann's three-solution theorem, we add some simple conditions and then we obtain some results ...
Xi'an Xu, Baoxia Qin
doaj   +1 more source

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