Results 91 to 100 of about 740 (152)

Existence Results for Singular p-Biharmonic Problem with HARDY Potential and Critical Hardy-Sobolev Exponent

open access: yesAxioms
In this article, we consider the singular p-biharmonic problem involving Hardy potential and critical Hardy–Sobolev exponent. Firstly, we study the existence of ground state solutions by using the minimization method on the associated Nehari manifold ...
Gurpreet Singh
doaj   +1 more source

The Nehari manifold for indefinite Kirchhoff problem with Caffarelli-Kohn-Nirenberg type critical growth

open access: yes, 2021
In this paper we study the following class of nonlocal problem involving Caffarelli-Kohn-Nirenberg type critical growth $$ L(u)-\lambda h(x)|x|^{-2(1+a)}u=\mu f(x)|u|^{q-2}u+|x|^{-pb}|u|^{p-2}u\quad \text{in } \mathbb R^N, $$% where $h(x)\geq 0$, $f(x ...
Mishra, Pawan K.   +2 more
core  

The Nehari manifold for fractional Kirchhoff problems involving singular and critical terms

open access: yes, 2019
In the present paper, we study the following singular Kirchhoff problem {M(integral integral(R2N) vertical bar u(x) - u(y)vertical bar(2)/vertical bar x - y vertical bar(N+2s)dxdy) (-Delta)(s)u =lambda f(x)u(-gamma) + g(x)u(2s)*(-1) in Omega, u > 0 in ...
Fiscella, Alessio   +3 more
core   +1 more source

Existência de soluções para duas classes de problemas elípticos usando a aplicação fibração relacionada à variedade de Nehari [PDF]

open access: yes, 2014
The Nehari Manifold for the equation −∆u(x) = λa(x)u(x)q + b(x)u(x)p, for x ∈ Ω together with Dirichlet boundary conditions is investigated in which case a(x) = 1, λ ∈R, q = 1 and 0 0 and 0 0 e 0 < q < 1 < p < 2∗−1.
Lima, Sandra Machado de Souza
core  

Existence and multiplicity for fractional Dirichlet problem with $\gamma(\xi)$-Laplacian equation and Nehari manifold

open access: yes, 2023
This paper is divided in two parts. In the first part, we prove coercivity results and minimization of the Euler energy functional. In the second part, we focus on the existence and multiplicity of a positive solution of fractional Dirichlet problem ...
Sousa, J. Vanterler da C.   +2 more
core  

The minimal periodic solutions for superquadratic autonomous Hamiltonian systems without the Palais-Smale condition

open access: yes, 2023
In this paper, we prove the existence of periodic solutions with any prescribed minimal period $T>0$ for even second order Hamiltonian systems and convex first order Hamiltonian systems under the weak Nehari condition instead of Ambrosetti-Rabinowitz's ...
Zhu, Gaosheng, Xiao, Yuming
core  

Nehari manifold approach for fractional p(.)-Laplacian system involving concave-convex nonlinearities

open access: yes, 2020
In this article, using Nehari manifold method we study the multiplicity of solutions of the nonlocal elliptic system involving variable exponents and concave-convex nonlinearities, (-∆)sp(∙)u = λα(x)|u|q(x)-2u + α(x)/α(x) + β(x) c(x)|u|α(x)-2 u|v|β(x), x
Biswas, Reshmi, Tiwari, Sweta
core  

Doppler-detuned CW excitation of the n = 4 Stark manifold of atomic hydrogen

open access: yes, 2004
The excitation of metastable hydrogen towards the n = 4 Stark manifold is investigated both theoretically and experimentally. The Stark Hamiltonian is diagonalized to obtain the energy levels, oscillator strengths and relaxation rates of the n = 2 and n =
Nehari, D., Urbain, Xavier
core   +1 more source

Multiple positive solutions for degenerate elliptic equations with critical cone Sobolev exponents on singular manifolds

open access: yesElectronic Journal of Differential Equations, 2013
In this article, we show the existence of multiple positive solutions to a class of degenerate elliptic equations involving critical cone Sobolev exponent and sign-changing weight function on singular manifolds with the help of category theory and the
Haining Fan, Xiaochun Liu
doaj  

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