%0 Journal Article %A Kahan, W. %T Numerical Linear Algebra %J Canadian mathematical bulletin %D 1966 %P 757-801 %V 9 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1966-083-2/ %R 10.4153/CMB-1966-083-2 %F 10_4153_CMB_1966_083_2