Results 51 to 60 of about 3,215,759 (167)

Some Sufficient Conditions for Starlikeness and Convexity of Order

open access: yesJournal of Applied Mathematics, 2013
We derive certain sufficient conditions for starlikeness and convexity of order of analytic functions in the unit disk. Applications are indicated for the subordination results to electromagnetic cloaking.
Yi-Ling Cang, Jin-Lin Liu
doaj   +1 more source

The Condition Order Spectrum

open access: yesJournal of Al-Qadisiyah for Computer Science and Mathematics, 2017
    In this paper, we will study the relation between complex character   and the condition order spectrum   in real and complex ordered Banach algebra  .We prove many properties on it,s . afterwards, we prove that  is upper semi continuous Finally we will show the relation between condition Quasinilpotent  and the radical .
Boushra Y. Hussein, Sara F. Hassan
openaire   +2 more sources

Positive Definiteness of High-Order Subdifferential and High-Order Optimality Conditions in Vector Optimization Problems

open access: yesAbstract and Applied Analysis, 2013
We obtain a new Taylor's formula in terms of the order subdifferential of a function from to . As its applications in optimization problems, we build order sufficient optimality conditions of this kind of functions and order necessary conditions ...
He Qinghai, Zhang Binbin
doaj   +1 more source

First order systems of odes with nonlinear nonlocal boundary conditions

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
In this article, we prove existence of solutions for a nonlocal boundary value problem with nonlinearity in a nonlocal condition. Our method is based upon Mawhin's coincidence theory.
Igor Kossowski, Bogdan Przeradzki
doaj   +1 more source

The spatiotemporal dynamics of conditioned behavior: First-order and higher-order conditioning.

open access: yesJournal of Experimental Psychology: Animal Learning and Cognition
Pavlovian conditioning procedures generate spatially and temporally distinct behaviors. For example, after rats have received pairings of a lever with food, they approach the food well during the lever (called goal-tracking) and interact with it (called sign-tracking), with these two spatially distinct behaviors being distributed differently across the
Victor M. Navarro   +2 more
openaire   +2 more sources

Stability Conditions of Second Order Integrodifferential Equations with Variable Delay

open access: yesAbstract and Applied Analysis, 2014
We investigate integrodifferential functional differential equations ẍ+f(t,x,ẋ)ẋ+∫t-r(t)t‍a(t,s)g(x(s))ds=0 with variable delay. By using the fixed point theory, we obtain conditions which ensure that the zero solution of this equation is stable under
Dingheng Pi
doaj   +1 more source

Nonlinear Coupled Fractional Order Systems with Integro-Multistrip-Multipoint Boundary Conditions

open access: yesInternational Journal of Analysis and Applications, 2019
We study the existence and uniqueness of solutions for a nonlinear system of coupled fractional differential equations equipped with nonlocal coupled integro-multistrip-multipoint boundary conditions.
Bashir Ahmad   +2 more
doaj   +2 more sources

Nullspace of the m-th order discrete problem with nonlocal conditions

open access: yesLietuvos Matematikos Rinkinys, 2016
In this paper, we obtain the representation of the nullspace for m-th order discrete linear problems with nonlocal conditions. An example is given. The research was partially supported by the Research Council of Lithuania (grant No. MIP-047/2014).
Gailė Paukštaitė, Artūras Štikonas
doaj   +1 more source

Explicit solutions for a system of first-order partial differential equations

open access: yesElectronic Journal of Differential Equations, 2008
In this paper we construct explicit weak solutions of a system of two partial differential equations in the quarter plane ${(x,t):x>0,t>0}$ with initial conditions at $t=0$ and a weak form of Dirichlet boundary conditions at $x=0$. This system was
Kayyunnapara Thomas Joseph
doaj  

Explicit solutions for a system of first-order partial differential equations-II

open access: yesElectronic Journal of Differential Equations, 2011
In this note we give an explicit formula for the solution of conservative form of a system studied in a previous article [6], in the domain ${(x,t):x>0,t>0}$ with initial conditions at $t=0$ and with Bardos Leroux Nedelec boundary conditions at $x=0$.
Kayyunnapapra Thomas Joseph   +1 more
doaj  

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