%0 Journal Article %T Recense %J Applications of Mathematics %D 1964 %P 470-473 %V 09 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1964.102926/ %R 10.21136/AM.1964.102926 %G cz %F 10_21136_AM_1964_102926