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math.NA2012★ 7 cited
Continuous Interior Penalty Finite Element Method for Helmholtz Equation with High Wave Number: One Dimensional Analysis
Lingxue Zhu, Erik Burman, Haijun Wu
This paper addresses the properties of Continuous Interior Penalty (CIP) finite element solutions for the Helmholtz equation. The -version of the CIP finite element method with…
math.NA2012★ 3 cited
Projection stabilisation of Lagrange multipliers for the imposition of constraints on interfaces and boundaries
Erik Burman
Projection stabilisation applied to general Lagrange multiplier finite element methods is introduced and analysed in an abstract framework. We then consider some applications of th…