Results 101 to 110 of about 9,613,117 (241)

Solvable Systems of Linear Differential Equations

open access: yes, 2009
The asymptotic iteration method (AIM) is an iterative technique used to find exact and approximate solutions to second-order linear differential equations.
A. Durmus   +18 more
core   +1 more source

Oscillation Criteria for Second-Order Nonlinear Dynamic Equations on Time Scales

open access: yesAbstract and Applied Analysis, 2012
This paper is concerned with oscillation of second-order nonlinear dynamic equations of the form on time scales. By using a generalized Riccati technique and integral averaging techniques, we establish new oscillation criteria which handle some cases ...
Shao-Yan Zhang, Qi-Ru Wang
doaj   +1 more source

Giant thermopower in superconducting heterostructures with spin-active interfaces

open access: yes, 2014
We predict parametrically strong enhancement of the thermoelectric effect in metallic bilayers consisting of two superconductors separated by a spin-active interface.
Kalenkov, Mikhail S., Zaikin, Andrei D.
core   +1 more source

Oscillation of solutions for forced nonlinear neutral hyperbolic equations with functional arguments

open access: yesElectronic Journal of Differential Equations, 2011
This article studies the forced oscillatory behavior of solutions to nonlinear hyperbolic equations with functional arguments. Our main tools are the integral averaging method and a generalized Riccati technique.
Yutaka Shoukaku
doaj  

Oscillation Properties for Second-Order Partial Differential Equations with Damping and Functional Arguments

open access: yesAbstract and Applied Analysis, 2011
Using an integral averaging method and generalized Riccati technique, by introducing a parameter β≥1, we derive new oscillation criteria for second-order partial differential equations with damping.
Run Xu, Yuhua Lu, Fanwei Meng
doaj   +1 more source

Oscillation of a time fractional partial differential equation

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2014
We consider a time fractional partial differential equation subject to the Neumann boundary condition. Several sufficient conditions are established for oscillation of solutions of such equation by using the integral averaging method and a generalized ...
P. Prakash   +3 more
doaj   +1 more source

A constructive approach to the soliton solutions of integrable quadrilateral lattice equations

open access: yes, 2009
Scalar multidimensionally consistent quadrilateral lattice equations are studied. We explore a confluence between the superposition principle for solutions related by the Backlund transformation, and the method of solving a Riccati map by exploiting two ...
A.I. Bobenko   +21 more
core   +1 more source

Higher-order supersymmetric quantum mechanics

open access: yes, 2004
We review the higher-order supersymmetric quantum mechanics (H-SUSY QM), which involves differential intertwining operators of order greater than one. The iterations of first-order SUSY transformations are used to derive in a simple way the higher-order ...
C, David J Fernandez   +1 more
core   +3 more sources

Oscillation Theorems for Second-Order Half-Linear Neutral Delay Dynamic Equations with Damping on Time Scales

open access: yesAbstract and Applied Analysis, 2014
We establish the oscillation criteria of Philos type for second-order half-linear neutral delay dynamic equations with damping on time scales by the generalized Riccati transformation and inequality technique.
Quanxin Zhang, Shouhua Liu
doaj   +1 more source

A new operational matrix based on Bernoulli polynomials [PDF]

open access: yes, 2014
In this research, the Bernoulli polynomials are introduced. The properties of these polynomials are employed to construct the operational matrices of integration together with the derivative and product.
Kazem, S.   +3 more
core  

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