%0 Journal Article %T Recense %J Applications of Mathematics %D 1977 %P 69-76 %V 22 %N 1 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1977.103677/ %R 10.21136/AM.1977.103677 %G cz %F 10_21136_AM_1977_103677