[图书][B] Finite elements II
A Ern, JL Guermond - 2021 - Springer
The mathematization of all sciences, the fading of traditional scientific boundaries, the
impact of computer technology, the growing importance of computer modelling and the …
impact of computer technology, the growing importance of computer modelling and the …
[HTML][HTML] Whitney forms and their extensions
J Lohi, L Kettunen - Journal of Computational and Applied Mathematics, 2021 - Elsevier
Whitney forms are widely known as finite elements for differential forms. Whitney's original
definition yields first order functions on simplicial complexes, and a lot of research has been …
definition yields first order functions on simplicial complexes, and a lot of research has been …
An arbitrary-order discrete de Rham complex on polyhedral meshes: Exactness, Poincaré inequalities, and consistency
DA Di Pietro, J Droniou - Foundations of Computational Mathematics, 2023 - Springer
In this paper, we present a novel arbitrary-order discrete de Rham (DDR) complex on
general polyhedral meshes based on the decomposition of polynomial spaces into ranges …
general polyhedral meshes based on the decomposition of polynomial spaces into ranges …
Generalized finite element systems for smooth differential forms and Stokes' problem
SH Christiansen, K Hu - Numerische Mathematik, 2018 - Springer
We provide both a general framework for discretizing de Rham sequences of differential
forms of high regularity, and some examples of finite element spaces that fit in the …
forms of high regularity, and some examples of finite element spaces that fit in the …
Fully discrete polynomial de Rham sequences of arbitrary degree on polygons and polyhedra
In this work, merging ideas from compatible discretisations and polyhedral methods, we
construct novel fully discrete polynomial de Rham sequences of arbitrary degree on …
construct novel fully discrete polynomial de Rham sequences of arbitrary degree on …
Nodal finite element de Rham complexes
SH Christiansen, J Hu, K Hu - Numerische Mathematik, 2018 - Springer
We construct 2D and 3D finite element de Rham sequences of arbitrary polynomial degrees
with extra smoothness. Some of these elements have nodal degrees of freedom and can be …
with extra smoothness. Some of these elements have nodal degrees of freedom and can be …
Finite element systems for vector bundles: elasticity and curvature
SH Christiansen, K Hu - Foundations of Computational Mathematics, 2023 - Springer
We develop a theory of finite element systems, for the purpose of discretizing sections of
vector bundles, in particular those arising in the theory of elasticity. In the presence of …
vector bundles, in particular those arising in the theory of elasticity. In the presence of …
Compatible Discrete Operator schemes on polyhedral meshes for elliptic and Stokes equations
J Bonelle - 2014 - pastel.hal.science
This thesis presents a new class of spatial discretization schemes on polyhedral meshes,
called Compatible Discrete Operator (CDO) schemes and their application to elliptic and …
called Compatible Discrete Operator (CDO) schemes and their application to elliptic and …
Trimmed serendipity finite element differential forms
A Gillette, T Kloefkorn - Mathematics of Computation, 2019 - ams.org
We introduce the family of trimmed serendipity finite element differential form spaces,
defined on cubical meshes in any number of dimensions, for any polynomial degree, and for …
defined on cubical meshes in any number of dimensions, for any polynomial degree, and for …
High-order finite elements in numerical electromagnetism: degrees of freedom and generators in duality
M Bonazzoli, F Rapetti - Numerical Algorithms, 2017 - Springer
Explicit generators for high-order (r> 1) scalar and vector finite element spaces generally
used in numerical electromagnetism are presented and classical degrees of freedom, the so …
used in numerical electromagnetism are presented and classical degrees of freedom, the so …