Abstract
Let \(K \subseteq {\mathbb{R}}^{n}\) be a nonempty closed convex set, \(\varphi = ({\varphi }_{1},\ldots,{\varphi }_{m}) : \Omega \rightarrow {\mathbb{R}}^{m}\) a continuously differentiable function defined on an open set \(\Omega \subseteq {\mathbb{R}}^{n}\) which contains K as a subset. The standard vector optimization problem given by the constraint setK and the vector objective function φ is written formally as follows:
As usual, we denote by \({\mathbb{R}}_{+}^{m}\) the nonnegative orthant in \({\mathbb{R}}^{m}\) and by \(\mathrm{int}\,{\mathbb{R}}_{+}^{m}\) the interior of that orthant.
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Acknowledgements
The author is grateful to Professor Jen-Chih Yao for providing him with pleasant working conditions to complete this book chapter at Department of Applied Mathematics, National Sun Yat-Sen University (Kaohsiung, Taiwan), in December 2010.
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Yen, N.D. (2012). Linear Fractional and Convex Quadratic Vector Optimization Problems. In: Ansari, Q., Yao, JC. (eds) Recent Developments in Vector Optimization. Vector Optimization, vol 1. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-21114-0_9
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