Results 11 to 20 of about 2,627,124 (242)

Dynamical investigation of the nonlinear Schrödinger equation with second-order spatiotemporal involvement of the time-conformable operator [PDF]

open access: yesNonlinear Analysis
The article analyzes the application of the extended hyperbolic function technique to a conformable-operator nonlinear Schrödinger equation, incorporating group velocity dispersion coefficients and second-order spatiotemporal components.
Muhammad Amin S. Murad   +4 more
doaj   +2 more sources

Stabilisation and destabilisation of nonlinear differential equations by noise [PDF]

open access: yes, 2008
This paper considers the stabilisation and destabilisa- tion by a Brownian noise perturbation which preserves the equilibrium of the ordinary dierential equation x0(t) = f(x(t)).
Mao, X.   +5 more
core   +4 more sources

Implicit methods for the simple wave equation [PDF]

open access: yes, 1984
A family of finite difference methods is developed for the numerical solution of the simple wave equation. Local truncation errors are cal- culated for each member of the family and each is analyzed for stability.
Tirmizi, S I A, Twizell, E H
core   +6 more sources

On the nonlinear wave transmission in a nonlinear continuous hyperbolic regime with Caputo-type temporal fractional derivative

open access: yesResults in Physics, 2021
This present manuscript studies a nonlinear hyperbolic model in fractional form which generalizes the nonlinear Klein–Gordon system. The equation under investigation includes the presence of a time-fractional operator of the Caputo type.
J.E. Macías-Díaz
doaj   +1 more source

Determining a nonlinear hyperbolic system with unknown sources and nonlinearity [PDF]

open access: yesJournal of the London Mathematical Society, 2021
This paper is devoted to some inverse boundary problems associated with a time‐dependent semilinear hyperbolic equation, where both nonlinearity and sources (including initial displacement and initial velocity) are unknown. It is shown in several generic
Yi-Hsuan Lin, Hongyu Liu, Xu Liu
semanticscholar   +1 more source

On homogenization of nonlinear hyperbolic equations

open access: yesCommunications on Pure and Applied Analysis, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Efendiev, Yalchin, Popov, Bojan
openaire   +2 more sources

On Critical Behaviour in Systems of Hamiltonian Partial Differential Equations [PDF]

open access: yes, 2015
We study the critical behaviour of solutions to weakly dispersive Hamiltonian systems considered as perturbations of elliptic and hyperbolic systems of hydrodynamic type with two components.
Klein, Christian   +13 more
core   +1 more source

Complex optical solutions and modulation instability of hyperbolic Schrödinger dynamical equation

open access: yesResults in Physics, 2019
Complex hyperbolic Schrödinger equation describes ultra-short pulse propagation in nonlinear media fiber optics. In this paper, new complex solutions for the complex hyperbolic Schrödinger equation are constructed using generalized elliptic equation ...
Wilson Osafo Apeanti   +2 more
doaj   +1 more source

Anomalous Solutions to Nonlinear Hyperbolic Equations [PDF]

open access: yes, 2020
The behavior of sufficiently regular solutions to semilinear hyperbolic equations has attracted a great deal of attention in the past decades, concerning local/global existence, finite time blow-up, critical exponents, and propagation of singularities. Solutions of lower regularity may exhibit unexpected (anomalous) propagation of singularities.
openaire   +2 more sources

Oscillation of Nonlinear Hyperbolic Differential Equations with Impulses [PDF]

open access: yesNonlinear Oscillations, 2004
We study oscillatory properties of solutions of nonlinear impulsive hyperbolic differential equations and find new necessary and sufficient conditions for the existence of oscillations.
Anping Liu, Xiao, L., Mengxing He
openaire   +2 more sources

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