Results 31 to 40 of about 235,217 (374)

Minimal solutions to a class of parabolic partial differential equations [PDF]

open access: yesProceedings of the American Mathematical Society, 1969
The problem considered is that of minimizing a linear function \(L(u(t^1,x))\) on the class of linear functionals satisfying (*) \(u_t = Eu\) and certain initial and boundary conditions on a set \(T\times \Omega_0\) where \(T= [t^0,t^1]\), \(\Omega_0\) is a compact subset in Euclidean space and \(E\in\mathcal E\), a set of linear elliptic operators ...
Guinn, T., Landesman, E. M.
openaire   +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

Solvability and completeness of solutions of parabolic differential-operator equations [PDF]

open access: yesМатематичні Студії, 2011
We consider an abstract Cauchy problem for parabolic differential-operator equations in Hilbert spaces. Initial boundary value problems for parabolic equations are reduced to the Cauchy problem for a system of parabolic differential equations.
M. M. Mamedov
doaj  

Numerical solution of an intuitionistic fuzzy parabolic partial differential equation using an explicit cubic spline method [PDF]

open access: yesNotes on IFS
This paper presents a numerical approach for solving intuitionistic fuzzy parabolic partial differential equations (IFPPDEs) using the explicit cubic spline method. Intuitionistic fuzzy systems, which extend classical fuzzy sets by incorporating a degree
Deepak Kumar Sah, Sreenivasulu Ballem
doaj   +1 more source

Monotonicity property for a class of semilinear partial differential equations

open access: yes, 1999
We establish a monotonicity property in the space variable for the solutions of an initial boundary value problem concerned with the parabolic partial differential equation connected with super-Brownian ...
Athreya, Siva
core   +1 more source

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.
Heydarian, M.   +2 more
openaire   +1 more source

A PROBABILISTIC APPROACH TO THE TRACE AT THE BOUNDARY FOR SOLUTIONS OF A SEMILINEAR PARABOLIC PARTIAL DIFFERENTIAL EQUATION

open access: yes, 1996
We use the path-vMued process called the "Brownian snake" to investigate the trace at the boundary of nonnegative solutions of a semilinear parabolic partial differential equation.
J. Gall
semanticscholar   +1 more source

A continuous time tug-of-war game for parabolic $p(x,t)$-Laplace type equations

open access: yes, 2018
We formulate a stochastic differential game in continuous time that represents the unique viscosity solution to a terminal value problem for a parabolic partial differential equation involving the normalized $p(x,t)$-Laplace operator.
Heino, Joonas
core   +1 more source

Solution of Parabolic Partial Differential Equations by Non-Polynomial Cubic Spline Technique

open access: yesScientific Inquiry and Review, 2021
Parabolic partial differential equation having a great impact on our scientific, engineering and technology. Enormous research have been conducted for the solution of parabolic PDEs. .
Bilal Ahmad   +3 more
semanticscholar   +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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