Abstract
In this paper we study the convergence of an adaptive finite element method for optimal control problems with integral control constraint. For discretization, we use piecewise constant discretization for the control and continuous piecewise linear discretization for the state and the co-state. The contraction, between two consecutive loops, is proved. Additionally, we find the adaptive finite element method has the optimal convergence rate. In the end, we give some examples to support our theoretical analysis.
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Acknowledgement
The authors thank the helps provided by Wei Gong in the aspect of numerical experiments and the anonymous referees for their valuable comments and suggestions. We note here that the second author is supported by National Science Foundation of China (11671157, 91430104) and the first author is supported by The Scientific Research Foundation of Graduate School of South China Normal University (2016lkxm21, 2016YN16).
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Communicated by: Long Chen
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Leng, H., Chen, Y. Convergence and quasi-optimality of an adaptive finite element method for optimal control problems with integral control constraint. Adv Comput Math 44, 367–394 (2018). https://doi.org/10.1007/s10444-017-9546-8
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DOI: https://doi.org/10.1007/s10444-017-9546-8
Keywords
- Control constrained optimal control problem
- Adaptive finite element method
- Convergence
- Quasi-optimality