A Comparison of hp-Adaptive Strategies for Elliptic Partial Differential Equations

WF Mitchell, MA McClain - ACM Transactions on Mathematical Software …, 2014 - dl.acm.org
The hp version of the finite element method (hp-FEM) combined with adaptive mesh
refinement is a particularly efficient method for solving PDEs because it can achieve an …

Strong form mesh-free hp-adaptive solution of linear elasticity problem

M Jančič, G Kosec - Engineering with Computers, 2024 - Springer
We present an algorithm for hp-adaptive collocation-based mesh-free numerical analysis of
partial differential equations. Our solution procedure follows a well-established iterative …

[HTML][HTML] An adaptive hp-refinement strategy with computable guaranteed bound on the error reduction factor

P Daniel, A Ern, I Smears, M Vohralík - Computers & Mathematics with …, 2018 - Elsevier
We propose a new practical adaptive refinement strategy for h p-finite element
approximations of elliptic problems. Following recent theoretical developments in …

Convergence and optimality of -AFEM

C Canuto, RH Nochetto, R Stevenson, M Verani - Numerische Mathematik, 2017 - Springer
We design and analyze an adaptive hp-finite element method (hp hp-AFEM) in dimensions
n= 1, 2 n= 1, 2. The algorithm consists of iterating two routines: hp hp-NEARBEST finds a …

An hp‐adaptive multi‐element stochastic collocation method for surrogate modeling with information re‐use

A Galetzka, D Loukrezis, N Georg… - International Journal …, 2023 - Wiley Online Library
This article introduces an hp hp‐adaptive multi‐element stochastic collocation method,
which additionally allows to re‐use existing model evaluations during either hh‐or pp …

Efficient computation of bifurcation diagrams with a deflated approach to reduced basis spectral element method

M Pintore, F Pichi, M Hess, G Rozza… - Advances in Computational …, 2021 - Springer
The majority of the most common physical phenomena can be described using partial
differential equations (PDEs). However, they are very often characterized by strong …

A painless automatic hp-adaptive strategy for elliptic problems

V Darrigrand, D Pardo, T Chaumont-Frelet… - Finite Elements in …, 2020 - Elsevier
In this work, we introduce a novel hp-adaptive strategy. The main goal is to minimize the
complexity and implementational efforts hence increasing the robustness of the algorithm …

Adaptive quarklet tree approximation

S Dahlke, M Hovemann, T Raasch, D Vogel - Advances in Computational …, 2024 - Springer
This paper is concerned with near-optimal approximation of a given univariate function with
elements of a polynomially enriched wavelet frame, a so-called quarklet frame. Inspired by …

[HTML][HTML] On p-robust saturation for hp-AFEM

C Canuto, RH Nochetto, R Stevenson… - Computers & Mathematics …, 2017 - Elsevier
For the Poisson problem in two dimensions, we consider the standard adaptive finite
element loop solve, estimate, mark, refine, with estimate being implemented using the p …

[HTML][HTML] A posteriori error control of hp-finite elements for variational inequalities of the first and second kind

M Bürg, A Schröder - Computers & Mathematics with Applications, 2015 - Elsevier
In this paper, residual-based a posteriori error estimates for variational inequalities,
including those of the second kind, are proposed. The variational formulation and its …