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Fourth order eigenvalue approximation by extrapolation on domains with reentrant corners
- Source :
- Numerische Mathematik. 58:631-640
- Publication Year :
- 1990
- Publisher :
- Springer Science and Business Media LLC, 1990.
-
Abstract
- The eigenvalue problem of the Laplace operator is considered on a non-convex domain composed of rectangles. This model problem may be solved by the finite element method with bilinear elements on a rectangular mesh. It is known thatO(h) 2β(β
Details
- ISSN :
- 09453245 and 0029599X
- Volume :
- 58
- Database :
- OpenAIRE
- Journal :
- Numerische Mathematik
- Accession number :
- edsair.doi...........3492510ae0a6dc170cfa0bed40c12ae2