
Journal of Convex Analysis 16 (2009), No. 3, 10351038 Copyright Heldermann Verlag 2009 On Two Open Problems in Convex Analysis Constantin Zalinescu University "Al. I. Cuza", Faculty of Mathematics, Bd. Copou Nr. 11, 6600 Iasi, Romania zalinesc@uaic.ro In his recent book "From HahnBanach to Monotonicity" (SpringerVerlag, Berlin, 2008) S. Simons formulated several open problems. In this short note we give the answer to Problem 11.6 and a short proof to the answer given by R. I. Bot and R. Csetnek to Problem 11.5. [ Fulltextpdf (87 KB)] for subscribers only. 