Results 41 to 50 of about 717 (67)

Global existence and extinction for a fast diffusion p-Laplace equation with logarithmic nonlinearity and special medium void

open access: yesOpen Mathematics
This article is devoted to the global existence and extinction behavior of the weak solution to a fast diffusion pp-Laplace equation with logarithmic nonlinearity and special medium void.
Liu Dengming, Chen Qi
doaj   +1 more source

Cooling of a layered plate under mixed conditions

open access: yesInternational Journal of Stochastic Analysis, Volume 13, Issue 2, Page 197-206, 2000., 2000
We consider the temperature distribution in an infinite plate composed of two dissimilar materials. We suppose that half of the upper surface (y = h, −∞ < x < 0) satisfies the general boundary condition of the Neumann type, while the other half (y = h, 0 < x < ∞) satisfies the general boundary condition of the Dirichlet type. Such a plate is allowed to
F. D. Zaman, R. Al-Khairy
wiley   +1 more source

On nonlocal problems for ordinary differential equations and on a nonlocal parabolic transmission problem

open access: yesInternational Journal of Stochastic Analysis, Volume 12, Issue 3, Page 279-291, 1999., 1998
In the present paper we study nonlocal problems for ordinary differential equations with a discontinuous coefficient for the high order derivative. We establish sufficient conditions, known as regularity conditions, which guarantee the coerciveness for both the space variable and the spectral parameter, as well as guarantee the completeness of the ...
M. Denche
wiley   +1 more source

Multiplicity results for elliptic Kirchhoff-type problems

open access: yesAdvances in Nonlinear Analysis, 2017
The aim of this paper is to establish the existence of multiple solutions for a perturbed Kirchhoff-type problem depending on two real parameters. More precisely, we show that an appropriate oscillating behaviour of the nonlinear part, even under small ...
Baraket Sami, Molica Bisci Giovanni
doaj   +1 more source

Regularity of a degenerate parabolic equation appearing in Vecer's unified pricing of Asian options

open access: yes, 2015
Vecer derived a degenerate parabolic equation with a boundary condition characterizing the price of Asian options with generally sampled average. It is well understood that there exists a unique probabilistic solution to such a problem but it remained ...
Dong, Hongjie, Kim, Seick
core   +1 more source

Stochastic stability and instability of rumor model

open access: yesOpen Mathematics
In this study, we present a stochastic rumor model. The stability of the disease-free equilibrium state and instability of the free equilibrium E0{E}_{0} of stochastic epidemics model are considered with the help of Lyapunov functions.
Zhang Jing, Wang Xinyao, Wang Xiaohuan
doaj   +1 more source

Parabolic Biased Infinity Laplacian Equation Related to the Biased Tug-of-War

open access: yesAdvanced Nonlinear Studies, 2019
In this paper, we study the parabolic inhomogeneous β-biased infinity Laplacian equation arising from the β-biased tug-of ...
Liu Fang, Jiang Feida
doaj   +1 more source

Existence analysis for a simplified transient energy-transport model for semiconductors

open access: yes, 2012
A simplified transient energy-transport system for semiconductors subject to mixed Dirichlet-Neumann boundary conditions is analyzed. The model is formally derived from the non-isothermal hydrodynamic equations in a particular vanishing momentum ...
Jüngel, Ansgar   +2 more
core   +1 more source

Maximal Lp -Lq regularity to the Stokes problem with Navier boundary conditions

open access: yesAdvances in Nonlinear Analysis, 2017
We prove in this paper some results on the complex and fractional powers of the Stokes operator with slip frictionless boundary conditions involving the stress tensor.
Al Baba Hind
doaj   +1 more source

A Boundary Estimate for Singular Parabolic Diffusion Equations

open access: yes, 2017
We prove an estimate on the modulus of continuity at a boundary point of a cylindrical domain for local weak solutions to singular parabolic equations of p-laplacian type.
Gianazza, Ugo   +2 more
core   +1 more source

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