A review on arbitrarily regular conforming virtual element methods for second-and higher-order elliptic partial differential equations

PF Antonietti, G Manzini, S Scacchi… - Mathematical Models and …, 2021 - World Scientific
The virtual element method is well suited to the formulation of arbitrarily regular Galerkin
approximations of elliptic partial differential equations of order 2 p 1, for any integer p 1≥ 1 …

Vibrational modes in MEMS resonators

D Platz, U Schmid - Journal of Micromechanics and …, 2019 - iopscience.iop.org
Advances in microfabrication technology have enabled micromechanical systems (MEMS)
to become a core component in a manifold of applications. For many of these applications …

Deep neural network approximation for high-dimensional elliptic PDEs with boundary conditions

P Grohs, L Herrmann - IMA Journal of Numerical Analysis, 2022 - academic.oup.com
In recent work it has been established that deep neural networks (DNNs) are capable of
approximating solutions to a large class of parabolic partial differential equations without …

The fractional -biharmonic systems: optimal Poincaré constants, unique continuation and inverse problems

M Kar, J Railo, P Zimmermann - Calculus of Variations and Partial …, 2023 - Springer
This article investigates nonlocal, quasilinear generalizations of the classical biharmonic
operator (-Δ) 2. These fractional p-biharmonic operators appear naturally in the variational …

The conforming virtual element method for polyharmonic problems

PF Antonietti, G Manzini, M Verani - Computers & Mathematics with …, 2020 - Elsevier
In this work, we exploit the capability of virtual element methods in accommodating
approximation spaces featuring high-order continuity to numerically approximate differential …

The Bi-Laplacian with Wentzell boundary conditions on Lipschitz domains

R Denk, M Kunze, D Ploß - Integral Equations and Operator Theory, 2021 - Springer
Abstract We investigate the Bi-Laplacian with Wentzell boundary conditions in a bounded
domain Ω ⊆ R^ d Ω⊆ R d with Lipschitz boundary Γ Γ. More precisely, using form methods …

Some singular equations modeling MEMS

P Laurençot, C Walker - Bulletin of the American Mathematical Society, 2017 - ams.org
In the past fifteen years mathematical models for microelectromechanical systems (MEMS)
have been the subject of several studies, in particular due to the interesting qualitative …

On an elliptic Kirchhoff–Boussinesq type problems with exponential growth.

RD Carlos, GM Figueiredo - Mathematical Methods in the …, 2024 - search.ebscohost.com
In this paper, we prove an existence result of nontrivial solutions for the problem Δ2u±Δpu= f
(u) inΩ, andu= Δu= 0on∂ Ω, $${\Delta} & amp;# x0005E; 2u\pm {\Delta} _pu& …

Higher order Brezis-Nirenberg problem on hyperbolic spaces: existence, nonexistence and symmetry of solutions

J Li, G Lu, Q Yang - Advances in Mathematics, 2022 - Elsevier
The main purpose of this paper is to establish the existence, nonexistence and symmetry of
nontrivial solutions to the higher order Brezis-Nirenberg problems associated with the GJMS …

Local data inverse problem for the polyharmonic operator with anisotropic perturbations

S Bhattacharyya, P Kumar - Inverse Problems, 2024 - iopscience.iop.org
In this article, we study an inverse problem with local data for a linear polyharmonic operator
with several lower order tensorial perturbations. We consider our domain to have an …