JOURNAL OF CONVEX ANALYSIS, cilt.21, sa.2, ss.571-580, 2014 (SCI-Expanded)
A subset A of R-++(n) is B-1-convex if for all x(1), x(2) epsilon A and all t >= 1 one has tx(1) Lambda x(2) epsilon A. These sets were first investigated in [2, 3, 7]. In this paper, we establish separation and Hahn-Banach like Theorem for B-1-convex sets.