Abstract
In this paper, we consider a class of semi-infinite programming problems with a parameter. As the parameter increases, we prove that the optimal values decrease monotonically. Moreover, the limit of the sequence of optimal values exists as the parameter tends to infinity. In finding the limit, we decompose the original optimization problem into a series of subproblems. By calculating the maximum optimal values to the subproblems and applying a fixed-point theorem, we prove that the obtained maximum value is exactly the limit of the sequence of optimal values under certain conditions. As a result, the limit can be obtained efficiently by solving a series of simplified subproblems. Numerical examples are provided to verify the limit obtained by the proposed method.
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Acknowledgements
This paper is supported by the grant of National Natural Science Foundation of China (Nos. 11771064, 11991020, 11991023), the Natural Science Foundation of Chongqing (cstc2019jcyj-zdxmX0016), the grant of Guangdong Basic and Applied Basic Research Foundation (No. 2020A1515010463), the program for scientific research start-up funds of Guangdong Ocean University, the grant of Chongqing Normal University (No. 17XLB010). The fourth author is supported by RGC Grant PolyU. (152245/18E) and PolyU Grant ZZGS.
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Communicated by Marco Antonio López-Cerdá
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Feng, Z.G., Chen, F., Chen, L. et al. Optimality Analysis of a Class of Semi-infinite Programming Problems. J Optim Theory Appl 186, 398–411 (2020). https://doi.org/10.1007/s10957-020-01708-8
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DOI: https://doi.org/10.1007/s10957-020-01708-8