%0 Journal Article %A T. V. Galstyan %A А. G. Minasyan %T On random weighted sum of positive semi-definite matrices %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2020 %P 96-100 %V 54 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2020_54_2_a2/ %G en %F UZERU_2020_54_2_a2