نتایج جستجو برای: cerami condition

تعداد نتایج: 314766  

Journal: :Discrete and Continuous Dynamical Systems-series B 2023

This paper is dedicated to studying nonstationary homoclinic solutions with the least energy for a class of fractional reaction-diffusion system \begin{document}$ \begin{eqnarray*} \label{1.1} \left\{\begin{array}{lll} \partial_t u+ (-\Delta)^s u+V(x)u+W(x)v = H_v(t, x, u, v), \\ - v + v+V(x)v+W(x)u H_u(t, |u(t, x)|+|v(t, x)|\rightarrow 0, \ \text{as}\ |t|+|x|\rightarrow \infty, \end{array} \ri...

Journal: :Discrete and Continuous Dynamical Systems-series B 2022

<p style='text-indent:20px;'>This paper study nonstationary homoclinic-type solutions for a fractional reaction-diffusion system with asymptotically linear and local super nonlinearity. The resulting problem engages two major difficulties: one is that the associated functional strongly indefinite, second lies in verifying link geometry showing boundedness of Cerami sequences when nonlinea...

Journal: :Nonlinear Analysis-theory Methods & Applications 2023

In this paper, we study the following nonlinear Dirac–Bopp–Podolsky system −i∑k=13αk∂ku+[V(x)+q]βu+wu−ϕu=f(x,u),in R3,−△ϕ+a2△2ϕ=4π|u|2,in R3,where a,q>0,w∈R, V(x) is a potential function, and f(x,u) interaction term (nonlinearity). First, give physical motivation for new kind of system. Second, under suitable assumptions on f V, by means minimax techniques involving Cerami sequences, prove exis...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ریاضی 1389

in this thesis, first the notion of weak mutual associativity (w.m.a.) and the necessary and sufficient condition for a $(l,gamma)$-associated hypersemigroup $(h, ast)$ derived from some family of $lesssim$-preordered semigroups to be a hypergroup, are given. second, by proving the fact that the concrete categories, semihypergroups and hypergroups have not free objects we will introduce t...

Journal: :Advanced Nonlinear Studies 2021

The aim of this paper is investigating the existence one or more weak solutions coupled quasilinear elliptic system gradient type \[ (P)\qquad \left\{ \begin{array}{ll} - {\rm div} (A(x, u)\vert\nabla u\vert^{p_1 -2} \nabla u) + \frac{1}{p_1}A_u (x, u\vert^{p_1} = G_u(x, u, v) &\hbox{ in $\Omega$,}\\[5pt] (B(x, v)\vert\nabla v\vert^{p_2 +\frac{1}{p_2}B_v(x, v\vert^{p_2} G_v\left(x, v\right) u v...

پایان نامه :0 1374

the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...

2015
Fujun Qin Zhenguo Song Mihaela Babiceanu Yansu Song Loryn Facemire Ritambhara Singh Mazhar Adli Hui Li

The term FKPM (fragments per kilobase of transcript per million fragments sequenced) is incorrect throughout. The correct description should be FPKM (Fragments Per Kilobase Of Exon Per Million Fragments Mapped). The following references are omitted in the article: Two references are omitted from the second sentence of the second paragraph in the Introduction. The sentence should read: In recent...

Journal: :Communications in Contemporary Mathematics 2021

Let us consider the quasilinear problem [Formula: see text] where is a bounded domain in with smooth boundary, text], parameter and continuous function having subcritical growth. We prove that there exists such that, for every has at least solutions, possibly counted their multiplicities, Poincaré polynomial of text]. Using Morse techniques, we furnish an interpretation multiplicity solution, t...

2003
MOHAMMED AASSILA M. AASSILA

where Ω is a bounded and smooth subset of Rn , n 1, m > 0 and p 1. Problem (1.1)–(1.3) (see Galaktionov, 1981; Samarskii et al., 1995) describes the propagation of thermal perturbations in a medium with a nonlinear heat conduction coefficient and a heat source depending on the temperature when u0 0. Local existence for the solutions of (1.1)–(1.3) has been proved when m > 1 (the so-called slow ...

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