An optimally convergent higher-order finite element coupling method for interface and domain decomposition problems

We present a new, optimally accurate finite element method for interface problems that does not require matching interface grids or spatially coincident interfaces. The key idea is to enforce “extended” interface conditions through pullbacks onto the discretized interfaces. In so doing our approach...

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Bibliographic Details
Main Authors: James Cheung, Max Gunzburger, Pavel Bochev, Mauro Perego
Format: Article
Language:English
Published: Elsevier 2020-05-01
Series:Results in Applied Mathematics
Online Access:http://www.sciencedirect.com/science/article/pii/S2590037420300042