Results 51 to 60 of about 24,624 (181)

Bifurcation of Space Periodic Solutions in Symmetric Reversible FDEs [PDF]

open access: yesDifferential and Integral Equations, 2016
In this paper, we propose an equivariant degree based method to study bifurcation of periodic solutions (of constant period) in symmetric networks of reversible FDEs.
Z. Balanov, Haotian Wu
semanticscholar   +1 more source

Space-time numerical simulation and validation of analytical predictions for nonlinear forced dynamics of suspended cables [PDF]

open access: yes, 2008
This paper presents space-time numerical simulation and validation of analytical predictions for the finite-amplitude forced dynamics of suspended cables.
Rega, Giuseppe, Srinil, Narakorn
core   +1 more source

Continuation methods for time-periodic travelling-wave solutions to evolution equations [PDF]

open access: yes, 2018
A numerical continuation method is developed to follow time-periodic travelling-wave solutions of both local and non-local evolution partial differential equations (PDEs).
Blyth, Mark G.   +3 more
core   +2 more sources

Stability of periodic waves in Hamiltonian PDEs of either long wavelength or small amplitude [PDF]

open access: yesIndiana University Mathematics Journal, 2017
Stability criteria have been derived and investigated in the last decades for many kinds of periodic traveling wave solutions to Hamiltonian PDEs. They turned out to depend in a crucial way on the negative signature of the Hessian matrix of action ...
S. Benzoni-Gavage   +2 more
semanticscholar   +1 more source

Propagation of long internal waves in density stratified ocean for the (2+1)-dimensional nonlinear Nizhnik-Novikov-Vesselov dynamical equation

open access: yesResults in Physics, 2020
Our aim in this article to constructed the new solitary wave solutions of (2+1)-dim nonlinear Nizhnik-Novikov-Vesselov equation by novel approach which is extended modified rational expansion method.
Mujahid Iqbal   +3 more
doaj   +1 more source

A Novel Numerical Treatment to One Dimensional Heat and Wave Equations with Second Order Accuracy [PDF]

open access: yesComputational Algorithms and Numerical Dimensions
Numerical solutions to partial differential equations (PDEs) play a vital role in modeling complex physical phenomena across scientific computing and engineering disciplines.
Muhammad Abid, Muhammad Shahid
doaj   +1 more source

Transitions From Monotonicity to Chaos in Gas Mixture Dynamics in Pipeline Networks

open access: yesPRX Energy, 2023
The blending of hydrogen generated using clean energy into natural gas pipeline networks is proposed in order to utilize existing energy systems for their planned lifetimes while reducing their reliance on fossil fuels.
Luke S. Baker   +2 more
doaj   +1 more source

A comparison theorem for nonsmooth nonlinear operators

open access: yes, 2019
We prove a comparison theorem for super- and sub-solutions with non-vanishing gradients to semilinear PDEs provided a nonlinearity $f$ is $L^p$ function with $p > 1$.
Kozlov, Vladimir, Nazarov, Alexander
core   +1 more source

Solar and Wind Quantity 24 h—Series Prediction Using PDE-Modular Models Gradually Developed according to Spatial Pattern Similarity

open access: yesEnergies, 2023
The design and implementation of efficient photovoltaic (PV) plants and wind farms require a precise analysis and definition of specifics in the region of interest. Reliable Artificial Intelligence (AI) models can recognize long-term spatial and temporal
Ladislav Zjavka
doaj   +1 more source

Construction of diverse water wave structures for coupled nonlinear fractional Drinfel’d-Sokolov-Wilson model with Beta derivative and its modulus instability

open access: yesScientific Reports, 2023
This paper aims to analyze the coupled nonlinear fractional Drinfel’d-Sokolov-Wilson (FDSW) model with beta derivative. The nonlinear FDSW equation plays an important role in describing dispersive water wave structures in mathematical physics and ...
Muhammad Shakeel   +7 more
doaj   +1 more source

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