Results 71 to 80 of about 8,925,121 (268)

Weighted Fractional Sobolev Spaces on Timescales with Applications to Weighted Fractional p-Laplacian Systems

open access: yesFractal and Fractional
The primary objective of this work is to develop a comprehensive theory of weighted fractional Sobolev spaces within the framework of timescales. To this end, we first introduce a novel class of weighted fractional operators and rigorously define ...
Qibing Tan, Jianwen Zhou, Yanning Wang
doaj   +1 more source

Wave solution behaviors for fractional nonlinear fluid dynamic equation and shallow water equation [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2023
The behaviors of wave solutions of the fractional nonlinear space-time Sharma-Tasso-Olever equation and the fractional nonlinear space-time Estevez-Mansfield-Clarkson equation, representing a fluid dynamics equation and a shallow water equation ...
Weerachai Thadee   +3 more
doaj  

Overdamped van Hove function of atomic liquids

open access: yes, 2012
Using the generalized Langevin equation formalism and the process of contraction of the description we derive a general memory function equation for the thermal fluctuations of the local density of a simple atomic liquid.
Chávez-Páez, Martín   +3 more
core   +1 more source

Modeling Dynamic Background based on Linear Equation

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2019
     Detection moving car in front view is difficult operation because of the dynamic background due to the movement of moving car and the complex environment that surround the car, to solve that, this paper proposed new method based on linear equation ...
Abdul Monem S. Rahma, Nabaa Basil Abd
doaj   +1 more source

A vanishing dynamic capillarity limit equation with discontinuous flux

open access: yes, 2020
We prove existence and uniqueness of a solution to the Cauchy problem corresponding to the equation \begin{equation*} \begin{cases} \partial_t u_{\varepsilon,\delta} +\mathrm{div} {\mathfrak f}_{\varepsilon,\delta}({\bf x}, u_{\varepsilon,\delta ...
Graf, Melanie   +3 more
core  

Necessary Condition for an Euler-Lagrange Equation on Time Scales

open access: yesAbstract and Applied Analysis, 2014
We prove a necessary condition for a dynamic integrodifferential equation to be an Euler-Lagrange equation. New and interesting results for the discrete and quantum calculus are obtained as particular cases. An example of a second order dynamic equation,
Monika Dryl, Delfim F. M. Torres
doaj   +1 more source

Dynamics of Nonlinear Wave Equations [PDF]

open access: yes, 2019
80pages. This lecture was written for LIASFMA School on Harmonic Analysis and Wave Equations in Fudan universty(2017). arXiv admin note: text overlap with arXiv:1506.00788, arXiv:0710.5934, arXiv:1407.4525, arXiv:1601.01871, arXiv:1301.4835, 1509.03331, arXiv:1010.3799, arXiv:1201.3258, arXiv:0911.4534, arXiv:1411.7905, by other ...
Miao, Changxing, Zheng, Jiqiang
openaire   +2 more sources

Qualitative analysis on existence and stability of nonlinear fractional dynamic equations on time scales

open access: yesNonlinear Engineering
This study explores the qualitative analysis of Dγh(ζ)=ℒ(ζ,h(ζ),Dγh(ζ)),\begin{array}{r}{{\mathcal{D}}}^{\gamma }{\mathfrak{h}}\left(\zeta )={\mathcal{ {\mathcal L} }}\left(\zeta ,{\mathfrak{h}}\left(\zeta ),{{\mathcal{D}}}^{\gamma }{\mathfrak{h}}\left ...
Nisar Kottakkaran Sooppy   +3 more
doaj   +1 more source

Improved Kneser-type oscillation criterion for half-linear dynamic equations on time scales

open access: yesAIMS Mathematics
We study the Kneser-type oscillation criterion for a class of second-order half-linear functional dynamic equations on an arbitrary time scale utilizing the integral averaging approach and the Riccati transformation method.
Taher S. Hassan   +4 more
doaj   +1 more source

Selection-endogenous ordered probit and dynamic ordered probit models [PDF]

open access: yes
In this presentation we define two qualitatitive response models: 1) Selection Endogenous Dummy Ordered Probit model (SED-OP); 2) a Selection Endogenous Dummy Dynamic Selection Ordered Probit model (SED- DOP).
Alfonso Miranda, Massimiliano Bratti
core  

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