Results 21 to 30 of about 135,615 (350)

Solution of parabolic partial differential equations

open access: yesApplied Mathematical Modelling, 1981
In their paper, 1 Curran et al. express some reservation concerning the suggestion 2 that the time dependence in parabolic differential equations be removed by taking the Laplace transform. The caution arises from the necessity for numerical inversion which, they feared, could lead to severe problems.
J. R. Reed, N. Mullineux, M. Heydarian
openaire   +2 more sources

A Strongly A-Stable Time Integration Method for Solving the Nonlinear Reaction-Diffusion Equation

open access: yesAbstract and Applied Analysis, 2015
The semidiscrete ordinary differential equation (ODE) system resulting from compact higher-order finite difference spatial discretization of a nonlinear parabolic partial differential equation, for instance, the reaction-diffusion equation, is highly ...
Wenyuan Liao
doaj   +1 more source

A new method for exact product form and approximation solutions of a parabolic equation with nonlocal initial condition using Ritz method [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2020
Many phenomena in various fields of physics are simulated by parabolic partial differential equations with the nonlocal initial conditions, while there are few numerical methods for solving these problems.
Z. Barikbin
doaj   +1 more source

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

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

On a parabolic partial differential equation and system modeling a production planning problem

open access: yesElectronic Research Archive, 2022
We consider a parabolic partial differential equation and system derived from a production planning problem dependent on time. Our goal is to find a closed-form solution for the problem considered in our model.
Dragos-Patru Covei
doaj   +1 more source

A model reduction approach to numerical inversion for a parabolic partial differential equation [PDF]

open access: yes, 2012
We propose a novel numerical inversion algorithm for the coefficients of parabolic partial differential equations, based on model reduction. The study is motivated by the application of controlled source electromagnetic exploration, where the unknown is ...
L. Borcea   +3 more
semanticscholar   +1 more source

On the Weak Characteristic Function Method for a Degenerate Parabolic Equation

open access: yesJournal of Function Spaces, 2019
For a nonlinear degenerate parabolic equation, how to impose a suitable boundary value condition to ensure the well-posedness of weak solutions is a very important problem.
Huashui Zhan
doaj   +1 more source

On solvability of a mixed value problem for nonlinear partial differential equation of higher order

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2013
The questions of one valued generalized solvability of mixed value problem for nonlinear partial differential equation with the parabolic operator of arbitrary natural power are studied. The separation of variables is used.
Tursun K Yuldashev
doaj   +1 more source

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