%0 Journal Article %T Recense %J Applications of Mathematics %D 1958 %P 238-242 %V 03 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1958.102620/ %R 10.21136/AM.1958.102620 %G cz %F 10_21136_AM_1958_102620