Results 21 to 30 of about 4,626,700 (338)

Nonlinear Dynamic Stability of Cylindrical Reticulated Shells with Initial Damage

open access: yesBuildings, 2023
As large-span structures, reticulated shells are widely used in large-scale public building and act as emergency shelters in the event of sudden disasters.
Lei Li   +6 more
doaj   +1 more source

Nonlinear Responses and Stability of an Elastic Suspended Cable System Subjected to Parametrical External Excitations

open access: yesNonlinear Engineering, 2017
This research investigates the nonlinear behavior and stability of an elastic suspended cable system under combined parametric and external excitations, with an approach of higher accuracy and reliability.
Dai Liming, Xia Dandan, Chen Changping
doaj   +1 more source

A nonlinear $L^2$-stability analysis for two-species population dynamics with dispersal

open access: yesMathematical Biosciences and Engineering, 2005
The nonlinear $L^2$-stability (instability) of the equilibrium statesof two-species population dynamics with dispersal is studied. The obtainedresults are based on (i) the rigorous reduction of the $L^2$-nonlinear stability tothe stability of the zero ...
Salvatore Rionero
doaj   +1 more source

Nonlinear Stability of Expanding Star Solutions of the Radially Symmetric Mass‐Critical Euler‐Poisson System [PDF]

open access: yes, 2016
We prove nonlinear stability of compactly supported expanding star solutions of the mass‐critical gravitational Euler‐Poisson system. These special solutions were discovered by Goldreich and Weber in 1980.
Mahir Hadžić, J. Jang
semanticscholar   +1 more source

Nonlinear thermo-mechanical stability of shear deformable FGM sandwich shallow spherical shells with tangential edge constraints

open access: yesVietnam Journal of Mechanics, 2017
This paper presents an analytical approach to investigate the nonlinear axisymmetric response of moderately thick FGM sandwich shallow spherical shells resting on elastic foundations, exposed to thermal environments and subjected to uniform external ...
Nguyen Minh Khoa, Hoang Van Tung
doaj   +1 more source

Conformal-type energy estimates on hyperboloids and the wave-Klein-Gordon model of self-gravitating massive fields

open access: yesCommunications in Analysis and Mechanics, 2023
In this article we revisit the global existence result of the wave-Klein-Gordon model of the system of the self-gravitating massive field. Our new observation is that, by applying the conformal energy estimates on hyperboloids, we obtain mildly ...
Senhao Duan, Yue MA , Weidong Zhang
doaj   +1 more source

Nonlinear Stability of the Current‐Vortex Sheet to the Incompressible MHD Equations [PDF]

open access: yes, 2015
In this paper, we solve a long‐standing open problem: nonlinear stability of the current‐vortex sheet in the ideal incompressible magnetohydrodynamics under the Syrovatskij stability condition.
Yongzhong Sun, Wei Wang, Zhifei Zhang
semanticscholar   +1 more source

Nonlinear stability in nonlocal gravity [PDF]

open access: yesPhysical Review D, 2019
We address the stability issue of Ricci-flat and maximally symmetric spacetimes in nonlocal gravity to all perturbative orders in the gravitational perturbation. Assuming a potential at least cubic in curvature tensors but quadratic in the Ricci tensor, our proof consists on a mapping of the stability analysis in nonlocal gravity to the same problem in
Briscese, Fabio   +2 more
openaire   +4 more sources

Nonlinear stability of the ensemble Kalman filter with adaptive covariance inflation [PDF]

open access: yes, 2015
The Ensemble Kalman filter and Ensemble square root filters are data assimilation methods used to combine high dimensional nonlinear models with observed data.
Xin T. Tong, A. Majda, David Kelly
semanticscholar   +1 more source

Stability Analysis of Parameter Varying Genetic Toggle Switches Using Koopman Operators

open access: yesMathematics, 2021
The genetic toggle switch is a well known model in synthetic biology that represents the dynamic interactions between two genes that repress each other.
Jamiree Harrison, Enoch Yeung
doaj   +1 more source

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