Results 11 to 20 of about 193 (123)

Smoothness and stability in the Alt\u2013Phillips problem [PDF]

open access: yesMath Ann
We study the one-phase Alt\u2013Phillips free boundary problem, focusing on the case of negative exponents [Formula: see text] . The goal of this paper is twofold.
Tortone, Giorgio, Carducci, Matteo
core   +2 more sources

OPTIMAL CONTROL PROBLEMS CONSTRAINED BY FRACTIONAL PDES AND APPLICATION TO DEEP NEURAL NETWORKS [PDF]

open access: yes, 2021
Motivated by several applications in geophysics, imaging, machine learning, elasticity, finance, anomalous diffusion, etc., this thesis develops algorithms to solve optimal control problems constrained by fractional partial differential equations (FPDEs).
Deepanshu Verma
core   +1 more source

Besov regularity of elliptic and parabolic PDEs with inhomogeneous boundary conditions on Lipschitz domains [PDF]

open access: yes, 2022
This dissertation connects different topics and shows new results in the research field of applied analysis. We investigate the regularity of solutions of partial differential equations (=PDEs) of elliptic and parabolic type on non-smooth domains ...
Szemenyei, Flóra Orsolya
core  

Path regularity and explicit convergence rate for BSDE with truncated quadratic growth [PDF]

open access: yes, 2010
We consider backward stochastic differential equations with drivers of quadratic growth (qgBSDE). We prove several statements concerning path regularity and stochastic smoothness of the Solution processes of the qg-BSDE, in particular we prove an ...
Dos Reis, Goncalo, Imkeller, Peter
core   +1 more source

Spectral methods for PDEs [PDF]

open access: yes
Treballs Finals de Grau de Matemàtiques, Facultat de Matemàtiques, Universitat de Barcelona, Any: 2024, Director: Àngel Jorba i Monte[en] The main goal of is to indruce the basic techniques and results of numerical analysis for spectral methods.
Colmenero Martínez, César
core   +6 more sources

Multi-index stochastic collocation convergence rates for random PDEs with parametric regularity [PDF]

open access: yes, 2016
We analyze the recent Multi-index Stochastic Collocation (MISC) method for computing statistics of the solution of a partial differential equation (PDE) with random data, where the random coefficient is parametrized by means of a countable sequence of ...
Haji-Ali, Abdul-Lateef   +8 more
core   +3 more sources

Spatial smoothness of the stationary solutions of the 3D Navier--Stokes equations

open access: yes, 2006
International audienceWe consider stationary solutions of the three dimensional Navier--Stokes equations (NS3D) with periodic boundary conditions and driven by an external force which might have a deterministic and a random part.
Odasso, Cyril
core   +3 more sources

Approximation of random/stochastic partial differential equations [PDF]

open access: yes, 2018
The overarching interest of this thesis lies in approximations of partial differential equations (PDEs) with randomness or stochasticity. We focus on three rather different problems: a study of random fields on spherical shells, and its applications to ...
Kazashi, Yoshihito
core   +1 more source

Local existence, uniqueness, and smooth dependence for nonsmooth quasilinear parabolic problems [PDF]

open access: yes, 2009
A general theory on local existence, uniqueness, regularity, and smooth dependence in H"older spaces for a general class of quasilinear parabolic initial boundary value problems with nonsmooth data has been developed.
Jens André Griepentrog   +3 more
core   +1 more source

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