%0 Journal Article %T Recenze %J Applications of Mathematics %D 1980 %P 147-160 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1980.103846/ %R 10.21136/AM.1980.103846 %G cz %F 10_21136_AM_1980_103846