%0 Journal Article %T Recense %J Applications of Mathematics %D 1971 %P 232-240 %V 16 %N 3 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1971.103350/ %R 10.21136/AM.1971.103350 %G cz %F 10_21136_AM_1971_103350