Results 1 to 10 of about 1,107,444 (285)

Mild Solution for the Time-Fractional Navier–Stokes Equation Incorporating MHD Effects

open access: yesFractal and Fractional, 2022
The Navier–Stokes (NS) equations involving MHD effects with time-fractional derivatives are discussed in this paper. This paper investigates the local and global existence and uniqueness of the mild solution to the NS equations for the time fractional ...
Ramsha Shafqat   +4 more
doaj   +1 more source

Fractional evolution equation nonlocal problems with noncompact semigroups [PDF]

open access: yesOpuscula Mathematica, 2016
This paper is concerned with the existence results of mild solutions to the nonlocal problem of fractional semilinear integro-differential evolution equations.
Xuping Zhang, Pengyu Chen
doaj   +1 more source

Mild Solutions of Quantum Stochastic Differential Equations [PDF]

open access: yesElectronic Communications in Probability, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
FAGNOLA, FRANCO, WILLS S. J.
openaire   +4 more sources

Global mild solutions of Navier‐Stokes equations [PDF]

open access: yesCommunications on Pure and Applied Mathematics, 2011
AbstractWe establish a global well‐posedness of mild solutions to the three‐dimensional, incompressible Navier‐Stokes equations if the initial data are in the space ${\cal{X}}^{-1}$ defined by \input amssym ${\cal{X}}^{‐1} = \{f \in {\cal{D}}^\prime(R^3): \int_{{\Bbb{R}}^3}|\xi|^{‐1}|\widehat{f}|d\xi < \infty\}$ and if the norms of the initial data ...
Lei, Zhen, Lin, Fang-Hua
openaire   +1 more source

Existence and Stability of Solutions for a Class of Stochastic Fractional Partial Differential Equation with a Noise

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2022
In this work, we will introduce a fractional Duhamel principle and use it to establish the well-boundedness and stability of a mild solution to an original fractional stochastic equation with initial data.
N. Bouteraa
doaj   +1 more source

Pathwise solutions and attractors for retarded SPDEs with time smooth diffusion coefficients [PDF]

open access: yes, 2013
In this paper we study the longtime dynamics of mild solutions to retarded stochastic evolution systems driven by a Hilbert-valued Brownian motion. As a preparation for this purpose we have to show the existence and uniqueness of a cocycle solution of ...
Bessaih, Hakima   +2 more
core   +2 more sources

A Semi-Linear Backward Parabolic cauchy Problem with Unbounded Coefficients of Hamilton-Jacobi-Bellman Type and Applications to optimal control [PDF]

open access: yes, 2014
We obtain weighted uniform estimates for the gradient of the solutions to a class of linear parabolic Cauchy problems with unbounded coefficients. Such estimates are then used to prove existence and uniqueness of the mild solution to a semi-linear ...
Addona, Davide
core   +2 more sources

Mild to Classical Solutions for XVA Equations Under Stochastic Volatility [PDF]

open access: yesSSRN Electronic Journal, 2021
We extend the valuation of contingent claims in presence of default, collateral and funding to a random functional setting and characterise pre-default value processes by martingales. Pre-default value semimartingales can also be described by BSDEs with random path-dependent coefficients and martingales as drivers.
Damiano Brigo   +2 more
openaire   +4 more sources

The Burgers equation driven by a stochastic measure

open access: yesModern Stochastics: Theory and Applications, 2023
The class of one-dimensional equations driven by a stochastic measure μ is studied. For μ only σ-additivity in probability is assumed. This class of equations includes the Burgers equation and the heat equation.
Vadym Radchenko
doaj   +1 more source

On a class of stochastic partial differential equations [PDF]

open access: yes, 2015
In this paper, we study the stochastic partial differential equation with multiplicative noise $\frac{\partial u}{\partial t} =\mathcal L u+u\dot W$, where $\mathcal L$ is the generator of a symmetric L\'evy process $X$ and $\dot W$ is a Gaussian noise ...
Song, Jian
core   +2 more sources

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