A convergent finite element method for two-phase Stokes flow driven by surface tension

Fuente: arXiv
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Hauptverfasser: Bai, Genming, Garcke, Harald, Veerapaneni, Shravan
Format: Preprint
Veröffentlicht: 2025
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author Bai, Genming
Garcke, Harald
Veerapaneni, Shravan
author_facet Bai, Genming
Garcke, Harald
Veerapaneni, Shravan
contents We present the first convergence proof for an iso-parametric finite element discretization of two-phase Stokes flow in $Ω\subset \mathbb{R}^d$, $d=2,3$, with interface dynamics governed by mean curvature. The proof relies on a crucial discrete coupled parabolicity structure of the error system and a powerful iso-parametric framework of convergence analysis where we do not really discriminate consistency and stability. This new mixing idea leads to a non-trivial construction of the bulk mesh in the consistency analysis. The techniques and analysis developed in this paper provide fundamental numerical analysis tools for general curvature-driven free boundary problems.
format Preprint
id arxiv_https___arxiv_org_abs_2509_20111
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A convergent finite element method for two-phase Stokes flow driven by surface tension
Bai, Genming
Garcke, Harald
Veerapaneni, Shravan
Numerical Analysis
We present the first convergence proof for an iso-parametric finite element discretization of two-phase Stokes flow in $Ω\subset \mathbb{R}^d$, $d=2,3$, with interface dynamics governed by mean curvature. The proof relies on a crucial discrete coupled parabolicity structure of the error system and a powerful iso-parametric framework of convergence analysis where we do not really discriminate consistency and stability. This new mixing idea leads to a non-trivial construction of the bulk mesh in the consistency analysis. The techniques and analysis developed in this paper provide fundamental numerical analysis tools for general curvature-driven free boundary problems.
title A convergent finite element method for two-phase Stokes flow driven by surface tension
topic Numerical Analysis
url https://arxiv.org/abs/2509.20111