%0 Journal Article %T Recense %J Applications of Mathematics %D 1959 %P 75-77 %V 04 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1959.102646/ %R 10.21136/AM.1959.102646 %G cz %F 10_21136_AM_1959_102646