Showing 521 - 540 results of 6,894 for search '"nonlinear"', query time: 0.05s Refine Results
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    Existence of solutions for asymptotically periodic quasilinear Schrödinger equations with local nonlinearities by Jianxin Han, Yuting Wei, Yanfang Xue

    Published 2024-04-01
    “…Moreover, we consider a new reformative asymptotic processes of the potential function and the nonlinearity term is only locally defined.…”
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    Article
  4. 524

    Linear and Weakly Nonlinear Instability of Shallow Mixing Layers with Variable Friction by Irina Eglite, Andrei Kolyshkin

    Published 2018-01-01
    “…Linear and weakly nonlinear instability of shallow mixing layers is analysed in the present paper. …”
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  5. 525
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    Positive Solutions for Boundary Value Problem of Nonlinear Fractional Differential Equation by Moustafa El-Shahed

    Published 2007-01-01
    “…We are concerned with the existence and nonexistence of positive solutions for the nonlinear fractional boundary value problem: D0+αu(t)+λa(t) f(u(t))=0, 0<t<1,  u(0)=u′(0)=u′(1)=0, where 2<α<3 is a real number and D0+α is the standard Riemann-Liouville fractional derivative. …”
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  7. 527

    Remarks on a Class of Nonlinear Schrödinger Equations with Potential Vanishing at Infinity by Hongbo Zhu

    Published 2013-01-01
    “…We study the following nonlinear Schrödinger equation −Δu+V(x)u=K(x)f(u),  x∈ℝN,  u∈H1(ℝN), where the potential V(x) vanishes at infinity. …”
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  8. 528

    Solvability of nonlinear Dirichlet problem for a class of degenerate elliptic equations by Albo Carlos Cavalheiro

    Published 2004-01-01
    “…We prove an existence result for solution to a class of nonlinear degenerate elliptic equation associated with a class of partial differential operators of the form Lu(x)=∑i,j=1nDj(aij(x)Diu(x)), with Dj=∂/∂xj, where aij:Ω→ℝ are functionssatisfying suitable hypotheses.…”
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  9. 529

    Adaptive Fractional Fuzzy Sliding Mode Control for Multivariable Nonlinear Systems by Junhai Luo, Heng Liu

    Published 2014-01-01
    “…This paper presents a robust adaptive fuzzy sliding mode control method for a class of uncertain nonlinear systems. The fractional order calculus is employed in the parameter updating stage. …”
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    Article
  10. 530

    Decoherence-free many-body Hamiltonians in nonlinear waveguide quantum electrodynamics by Aviv Karnieli, Offek Tziperman, Charles Roques-Carmes, Shanhui Fan

    Published 2025-01-01
    “…Here we show that by incorporating emitter arrays with nonlinear waveguides hosting parametric gain, we obtain a unique class of many-body interaction Hamiltonians with coupling strengths that increase with emitter spacing, and persist even for wavelength-spaced arrays. …”
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  11. 531

    Infinitely Many Standing Waves for the Nonlinear Chern-Simons-Schrödinger Equations by Jinmyoung Seok

    Published 2015-01-01
    “…We prove the existence of infinitely many solutions of the nonlinear Chern-Simons-Schrödinger equations under a wide class of nonlinearities. …”
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  12. 532

    On the Convergence of a Nonlinear Boundary-Value Problem in a Perforated Domain by Yulia Koroleva

    Published 2015-01-01
    “…We consider a family with respect to a small parameter of nonlinear boundary-value problems as well as the corresponding spectral problems in a domain perforated periodically along a part of the boundary. …”
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    Nonlinear Resonance Analysis of Slender Portal Frames under Base Excitation by Luis Fernando Paullo Muñoz, Paulo B. Gonçalves, Ricardo A. M. Silveira, Andréa Silva

    Published 2017-01-01
    “…The dynamic nonlinear response and stability of slender structures in the main resonance regions are a topic of importance in structural analysis. …”
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    Separable Nonlinear Least-Squares Parameter Estimation for Complex Dynamic Systems by Itai Dattner, Harold Ship, Eberhard O. Voit

    Published 2020-01-01
    “…Nonlinear dynamic models are widely used for characterizing processes that govern complex biological pathway systems. …”
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  20. 540

    Chattering-Free Sliding-Mode Control for Electromechanical Actuator with Backlash Nonlinearity by Dongqi Ma, Hui Lin, Bingqiang Li

    Published 2017-01-01
    “…Different from most existing backlash compensation methods, a special continuous function is addressed to approximate the backlash nonlinear dead-zone model. Regarding the approximation error, unmodeled dynamics, and unknown external disturbances as a disturbance-like term, a strict feedback nonlinear model is established. …”
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