%0 Journal Article %A A. Yu. Daletskii %T Infinite-dimensional Schr\"odinger equations and the representation of a group of symplectomorphisms of a Hilbert phase space %J Funkcionalʹnyj analiz i ego priloženiâ %D 1992 %P 91-93 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1992_26_1_a21/ %G ru %F FAA_1992_26_1_a21