Abstract
In this article, we attempt to characterize efficient solutions of constrained interval optimization problems. Towards this aim, at first, we study a scalarization characterization to capture efficient solutions. Then, with the help of saddle point of a newly introduced Lagrangian function, we investigate efficient solutions of an interval optimization problem. Several parts of the results are supported with numerical and pictorial illustration.
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Acknowledgements
Debdas Ghosh gratefully acknowledges the financial support of Early Career Research Award (ECR/2015/000467), Science and Engineering Research Board, Government of India. The authors are thankful to the anonymous reviewers’ suggestion to improve the perfection of the article.
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Ghosh, D., Ghosh, D., Bhuiya, S.K. et al. A saddle point characterization of efficient solutions for interval optimization problems. J. Appl. Math. Comput. 58, 193–217 (2018). https://doi.org/10.1007/s12190-017-1140-1
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DOI: https://doi.org/10.1007/s12190-017-1140-1