%0 Journal Article %T Recense %J Applications of Mathematics %D 1969 %P 242-249 %V 14 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1969.103229/ %R 10.21136/AM.1969.103229 %G cz %F 10_21136_AM_1969_103229