%0 Journal Article %A V. S. Mikhalevich %A N. N. Redkovskii %T Search for the minimum of functions on a set of symmetric nonnegative-definite matrices %J Doklady Akademii Nauk %D 1985 %P 1081-1085 %V 283 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_283_5_a13/ %G ru %F DAN_1985_283_5_a13