Results 21 to 30 of about 2,695,064 (284)

Existence of solution of a free boundary problem for reaction-diffusion systems

open access: yesСовременная математика: Фундаментальные направления, 2022
In this paper, we prove the existence of solution of a novel free boundary problem for reaction-diffusion systems describing growth of biological tissues due to cell influx and proliferation.
G. A. Younes   +2 more
doaj   +1 more source

Existence of solution to a critical equation with variable exponent [PDF]

open access: yes, 2012
In this paper we study the existence problem for the $p(x)-$Laplacian operator with a nonlinear critical source. We find a local condition on the exponents ensuring the existence of a nontrivial solution that shows that the Pohozaev obstruction does not ...
Bonder, Julián Fernández   +2 more
core   +1 more source

Diffusive induced global dynamics and bifurcation in a predator-prey system

open access: yesAdvances in Difference Equations, 2017
In this paper, a diffusive Leslie-type predator-prey model is investigated. The existence of a global positive solution, persistence, stability of the equilibria and Hopf bifurcation are studied respectively.
Nadia N Li
doaj   +1 more source

Existence of Periodic Solution for a Nonlinear Fractional Differential Equation

open access: yesBoundary Value Problems, 2009
We study the existence of solutions for a class of fractional differential equations. Due to the singularity of the possible solutions, we introduce a new and proper concept of periodic boundary value conditions.
Mohammed Belmekki   +2 more
doaj   +2 more sources

Existence of global solution for a nonlocal parabolic problem

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2005
In this paper, we study a non-local initial boundary-value problem arising in Ohmic heating. By using a dynamical systems approach, some existence and uniqueness results are proved and the existence of a compact attractor is shown.
Abderrahmane El Hachimi   +1 more
doaj   +1 more source

Relaxed commutant lifting: Existence of a unique solution [PDF]

open access: yesProceedings of the American Mathematical Society, 2009
10 ...
openaire   +2 more sources

Existence of a Solution of a Certain Volterra –Fredholm Integro Differential Equations [PDF]

open access: yesمجلة التربية والعلم, 2012
In this paper, e investigate the existence of global solution for nonlinear mixed Volterra–Fredholm integro differential equation with nonlocal condition in Banach space. Our results depend on Leray –Schauder alternative theorem.
Akram H. Mahmood, Lamyaa H. Sadoon
doaj   +1 more source

Distributional solution concepts for the Euler-Bernoulli beam equation with discontinuous coefficients [PDF]

open access: yes, 2007
We study existence and uniqueness of distributional solutions to the differential equation of the Euler-Bernoulli rod with discontinuous coefficients and right-hand side.
Hoermann, Guenther, Oparnica, Ljubica
core   +1 more source

Existence of solutions for a host–parasite model

open access: yesJournal of Computational and Applied Mathematics, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Milner, Fabio Augusto   +1 more
openaire   +2 more sources

Existence of a nontrival solution for Dirichlet problem involving p(x)-Laplacian

open access: yes, 2014
In this paper we study the nonlinear Dirichlet problem involving p(x)-Laplacian (hemivariational inequality) with nonsmooth potential. By using nonsmooth critical point theory for locally Lipschitz functionals due to Chang and the properties of ...
Barnaś, Sylwia
core   +1 more source

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