Convexity
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pp. 127-135 in Constructive Approaches to Mathematical Models, Academic
Press, 1979.
2. A. B-I, A. Ben-Tal and S. Zlobec, Optimality in Convex Programming: A Feasible Directions
Aproach, Mathematical Programming Study 19(1982), 16-38
3. A. B-I and B. Mond, What is Invexity?, J. Austral. Math. Soc. Ser. B
28(1986), 1-9
4. A. Ben-Tal and A. B-I, Incidence Geometry and the Geometric Foundations of
Convexity Theory, J. Geometry 30(1987), 103-122
