6533b7d5fe1ef96bd1263afd

RESEARCH PRODUCT

Internal fe approximation of spaces of divergence-free functions in three-dimensional domains

Pekka NeittaanmäukiMichal Křížek

subject

Applied MathematicsMechanical EngineeringMathematical analysisComputational MechanicsFluxBoundary (topology)Basis functionSpace (mathematics)Linear subspaceFinite element methodComputer Science ApplicationsMechanics of MaterialsDivergence (statistics)Vector-valued functionMathematics

description

SUMMARY The space of divergence-free vector functions with vanishing normal flux on the boundary is approximated by subspaces of finite elements having the same property. An easy way of generating basis functions in these subspaces is shown.

https://doi.org/10.1002/fld.1650061104