Results 31 to 40 of about 4,429,182 (354)

Logistic damping effect in chemotaxis models with density-suppressed motility

open access: yesAdvances in Nonlinear Analysis, 2022
This paper is concerned with a parabolic-elliptic chemotaxis model with density-suppressed motility and general logistic source in an n-dimensional smooth bounded domain with Neumann boundary conditions.
Lyu Wenbin, Wang Zhi-An
doaj   +1 more source

The existence of a compact global attractor for a class of competition model

open access: yesAIMS Mathematics, 2021
This paper is concerned with the existence of a compact global attractor for a class of competition model in n−dimensional (n ≥ 1) domains. Using mathematical induction and more detailed interpolation estimates, especially Gagliardo-Nirenberg inequality,
Yanxia Wu
doaj   +1 more source

Global existence and boundedness of chemotaxis-fluid equations to the coupled Solow-Swan model

open access: yesAIMS Mathematics, 2023
In this paper, we consider the following Keller-Segel-(Navier)-Stokes system to the coupled Solow-Swan model \begin{document}$ \begin{equation*} \left\{ \begin{split} &n_t+u\cdot\nabla n = \Delta{n}-\chi\nabla\cdot\big(n\nabla{c}\big)+\mu_1 n-\mu_2n ...
Jie Wu, Zheng Yang
semanticscholar   +1 more source

On the boundedness of the fractional maximal operator on global Orlicz-Morrey spaces

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2021
The article deals with the global Orlia-Morrey spaces GMΦ,ϕ,θ(Rn). We find sufficient conditions on pairs of functions (ϕ, η) and (Φ, Ψ), which ensure the boundedness of the fractional maximal operator Mα from GMΦ,ϕ,θ(Rn) in GMΨ,η,θ(Rn).
N.А. Bokayev, А.А. Khairkulova
doaj   +1 more source

Global Boundedness for a Delay Differential Equation [PDF]

open access: yesTransactions of the American Mathematical Society, 1986
The inequality ( ∂ t u − Δ u ) ( t , x ) ≤ u ( t , x ) ( 1 − u ( t − τ , x ) )
openaire   +2 more sources

Schwarzschild black hole with global monopole charge [PDF]

open access: yes, 1997
We derive the metric for a Schwarzschild black hole with global monopole charge by relaxing asymptotic flatness of the Schwarzschild field. We then study the effect of global monopole charge on particle orbits and the Hawking radiation. It turns out that
A Banerjee   +11 more
core   +3 more sources

Dynamics of a rational system of difference equations in the plane [PDF]

open access: yes, 2010
We consider a rational system of first order difference equations in the plane with four parameters such that all fractions have a common denominator. We study, for the different values of the parameters, the global and local properties of the system. In
Bajo, Ignacio   +2 more
core   +3 more sources

Global Boundedness of the Gradient for a Class of Nonlinear Elliptic Systems [PDF]

open access: yesArchive for Rational Mechanics and Analysis, 2014
Gradient boundedness up to the boundary for solutions to Dirichlet and Neumann problems for elliptic systems with Uhlenbeck type structure is established. Nonlinearities of possibly non-polynomial type are allowed, and minimal regularity on the data and on the boundary of the domain is assumed.
Andrea Cianchi   +2 more
openaire   +4 more sources

Global Lp continuity of Fourier integral operators [PDF]

open access: yes, 2009
In this paper we establish global Lp regularity properties of Fourier integral operators.
Coriasco, Sandro, Ruzhansky, Michael
core   +3 more sources

Robust Adaptive Tracking Control for Nonlinearly Parameterized High-Order Systems With Unmatched Disturbances

open access: yesIEEE Access, 2023
The output tracking problem for a class of nonlinearly parameterized high-order uncertain systems with unmatched disturbances is studied. The developed robust adaptive control scheme is based on the combination of a decoupled backstepping control method ...
Yu-Yao Zhai, Shaohua Yang, Zong-Yao Sun
doaj   +1 more source

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