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  1. No Access

    Article

    Existence of Nontrivial Solutions to a Critical Fourth-Order Kirchhoff Type Elliptic Equation

    In this paper, a critical fourth-order Kirchhoff type elliptic equation with a subcritical perturbation is studied. The main feature of this problem is that it involves both a nonlocal coefficient and a critic...

    Qian Zhang, Yuzhu Han in Acta Applicandae Mathematicae (2024)

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    Article

    A \(p\) -Laplace Equation with Logarithmic Nonlinearity at High Initial Energy Level

    In this paper the authors investigate a class of p

    Yuzhu Han, Chunling Cao, Peng Sun in Acta Applicandae Mathematicae (2019)

  3. Article

    Open Access

    Blow-up of solutions to a viscoelastic parabolic equation with positive initial energy

    In this paper, a semilinear viscoelastic parabolic equation with nonlinear boundary flux is studied. Due to the comparison principle being invalid, potential well method and concavity argument are used to prov...

    Haixia Li, Yuzhu Han in Boundary Value Problems (2017)

  4. Article

    Open Access

    Compatibility conditions for the existence of weak solutions to a singular elliptic equation

    This paper deals with the existence of positive solutions to the singular elliptic boundary value problem involving p-Laplace operator ...

    Shuqiang Cong, Yuzhu Han in Boundary Value Problems (2015)

  5. Article

    Open Access

    Critical extinction exponents for a fast diffusion equation with nonlocal source and absorption

    In this article, the authors apply the super-solution and sub-solution methods, instead of energy estimate methods, to investigate the critical extinction exponents for a fast diffusion equation with a nonloca...

    Haixia Li, Yuzhu Han in Boundary Value Problems (2014)

  6. No Access

    Article

    Global Existence and Blow-Up for a Class of Degenerate Parabolic Systems with Localized Source

    This paper deals with a class of localized and degenerate quasilinear parabolic systems $$u_t=f(u)(\Delta u+av(x_0,t)),\qquad v_t=g(v...

    Yuzhu Han, Wenjie Gao in Acta Applicandae Mathematicae (2010)