%0 Journal Article %A J.B. DIAZ %A F.T. METCALF %T Complementary Inequalities. III. Inequalities Complementary to Schwarz's Inequality in Hilbert Space. %J Mathematische Annalen %D 1965 %P 120-139 %V 162 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1965__162_161328/ %F MAN_1965__162_161328