%0 Journal Article %A Babuška, Ivo %T Problems of optimization and numerical stability in computations %J Applications of Mathematics %D 1968 %P 3-26 %V 13 %N 1 %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1968.103135/ %R 10.21136/AM.1968.103135 %G en %F 10_21136_AM_1968_103135