A finite element collocation method for the exact control of a parabolic problem
โ Scribed by P. J. Harley; A. R. Mitchell
- Publisher
- John Wiley and Sons
- Year
- 1977
- Tongue
- English
- Weight
- 402 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0029-5981
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โฆ Synopsis
Abstract
A finite element method is given for the problem of exact control of a linear parabolic equation. The basis functions consist of piecewise bicubic polynomials and the differential equation is satisfied at Gaussian collocation points within each element. The overdetermined system of equations obtained is solved by the method of least squares, and a convergence argument is given for the complete procedure. Numerical results are given for two problems of boundary control.
๐ SIMILAR VOLUMES
Using the finite element method a numerical procedure is developed for the solution of the two-dimensional frictional contact problems with Coulomb's law of friction. The formulation for this procedure is reduced to a complementarity problem. The contact region is separated into stick and slip regio