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Nonsmooth sparsity constrained optimization problems: optimality conditions

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Abstract

This paper concerns a nonsmooth sparsity constrained optimization problem. We present first and second-order necessary and sufficient optimality conditions by using the concept of normal and tangent cones to the sparsity constraint set. Moreover, second-order tangent set to the sparsity constraint is described and then a new second-order necessary optimality condition is established. The results are illustrated by several examples.

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Acknowledgements

The second-named author was partially supported by a Grant from IPM (No. 96900422).

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Correspondence to N. Movahedian.

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Movahedian, N., Nobakhtian, S. & Sarabadan, M. Nonsmooth sparsity constrained optimization problems: optimality conditions. Optim Lett 13, 1027–1038 (2019). https://doi.org/10.1007/s11590-018-1310-6

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  • DOI: https://doi.org/10.1007/s11590-018-1310-6

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