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Showing 2022 · math.NAShow all
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math.NA2022★ 18 cited
Extension Operators for Trimmed Spline Spaces
Erik Burman, Peter Hansbo, Mats G. Larson +1
We develop a discrete extension operator for trimmed spline spaces consisting of piecewise polynomial functions of degree with continuous derivatives. The construction is b…
math.NA2022
A simple nonconforming tetrahedral element for the Stokes equations
Peter Hansbo, Mats G. Larson
In this paper we apply a nonconforming rotated bilinear tetrahedral element to the Stokes problem in . We show that the element is stable in combination with a piecew…