Mathematical Inequalities & Applications · Volume 12, Issue 1 New regularity conditions for Lagrange and Fenchel-Lagrange duality in infinite dimensional spaces 12-15 Pages 171-189 DOI 10.7153/mia-12-15 Downloads Short PDF Full PDF PNG Authors Radu Ioan Boţ Sorin-Mihai Grad Gert Wanka Keywords conjugate functions Lagrange dual Fenchel-Lagrange dual regularity conditions epigraphs Subject classes 49N15 90C25 90C34