%0 Journal Article %A Yu. R. Hakopian %A S. S. Aleksanyan %T Moore–Penrose inverse of bidiagonal matrices. I %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 2015 %P 11-20 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_2015_2_a2/ %G en %F UZERU_2015_2_a2