Results 41 to 50 of about 3,896 (168)

Nonlinear parabolic equations with nonlinear functionals

open access: yesJournal of Mathematical Analysis and Applications, 1992
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Lin, Yanping, Yin, Hong-Ming
openaire   +2 more sources

Nonlinear multidimensional parabolic-hyperbolic equations

open access: yesElectronic Journal of Differential Equations, 2007
This paper deals with the coupling of a quasilinear parabolic problem with a first order hyperbolic one in a multidimensional bounded domain $Omega$. In a region $Omega_{p}$ a diffusion-advection-reaction type equation is set while in the complementary ...
loria Aguilar   +2 more
doaj  

Modeling Heavy Metal Sorption and Interaction in a Multispecies Biofilm

open access: yesMathematics, 2019
A mathematical model able to simulate the physical, chemical and biological interactions prevailing in multispecies biofilms in the presence of a toxic heavy metal is presented.
Berardino D’Acunto   +3 more
doaj   +1 more source

Doubly Nonlinear Parabolic Equation with Nonlinear Boundary Conditions

open access: yesJournal of Mathematical Analysis and Applications, 2001
A necessary and sufficient condition for global existence of all positive classical solutions is given. The proof relies on the construction of suitable upper and lower solutions.
Wang, Shu, Deng, Jucheng, Shi, Jine
openaire   +2 more sources

A parabolic-hyperbolic free boundary problem modeling tumor growth with drug application

open access: yesElectronic Journal of Differential Equations, 2010
In this article, we study a free boundary problem modeling the growth of tumors with drug application. The model consists of two nonlinear second-order parabolic equations describing the diffusion of nutrient and drug concentration, and three ...
Ji-Hong Zhao
doaj  

Application of decomposition to hyperbolic, parabolic, and elliptic partial differential equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1989
The decomposition method is applied to examples of hyperbolic, parabolic, and elliptic partial differential equations without use of linearizatlon techniques.
G. Adomian
doaj   +1 more source

Existence results for a class of nonlinear parabolic equations in Orlicz spaces

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2010
An existence result of a renormalized solution for a class of nonlinear parabolic equations in Orlicz spaces is proved. No growth assumption is made on the nonlinearities.
Hicham Redwane
doaj   +1 more source

Smoothing for Nonlinear Parabolic Equations with Nonlinear Boundary Conditions

open access: yesJournal of Mathematical Analysis and Applications, 1997
The authors are concerned with smoothing effects for a class of nonlinear partial differential equations of parabolic type. They extend some known properties of the solution in the linear case, to their nonlinear case. Such properties are: \(u_t(\cdot, t)\to 0\) as \(t\to \infty\) in the \(L^2\)-norm, and \(u(\cdot,t)\) is bounded on \((0,\infty ...
Goldstein, Gisèle Ruiz   +1 more
openaire   +2 more sources

Superdiffusions and Parabolic Nonlinear Differential Equations

open access: yesThe Annals of Probability, 1992
The model under consideration is a \(d\)-dimensional superdiffusion \(X\) with parameters \((L,\alpha)\); that is, \(X\) is related to the parabolic differential equation \((\partial/\partial r)\nu+L\nu-|\nu|^ \alpha=-\rho\).
openaire   +3 more sources

Numerical solving of coupled systems of parabolic and ordinary differential equations

open access: yesNonlinear Analysis, 2010
Two coupled systems of parabolic and nonlinear ordinary differential equations arising in kinetics of heterogeneous reactions are studied numerically by using computer calculations. Some numerical results are discussed.
V. Skakauskas, P. Katauskis
doaj   +1 more source

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