%0 Journal Article %T News and Notices %J Applications of Mathematics %D 1967 %V 12 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1967.103096/ %R 10.21136/AM.1967.103096 %G cz %F 10_21136_AM_1967_103096