00522nam a2200145Ia 4500 260728b |||||||| |||| 00| 0 eng d 515.72 L788.CN Livsic, Moshe S. 23982 Commuting nonself-adjoint operators in Hilbert space ; two independent studies / Berlin: Springer-Verlag, 1987 114p. Lecture notes in Mathematics ; 1272 23983 Waksman, Leonid L. author. 23984 ddc BK 0 0 0 515_720000000000000_L788_CN 0 15466 ISI ISI 1998-09-21 0 515.72 L788.CN DP21191 2019-02-14 00:00:00 BK 12745 12745