References
561
[1951: 2] On the existence of solutions of the helium wave equation. Trans.
Amer. Math. Soc. 70 (1951), 212-218. (MR 12, 781).
[1952: 1]
Notes on some inequalities for linear operators. Math. Ann. 125 (1952),
208-212. (MR 14, 766).
[1953: 1]
Integration of the equation of evolution in a Banach space. J. Math.
Soc. Japan 5 (1953), 208-234. (MR 15, 437).
[1954: 1]
On the semi-groups generated by Kolmogoroff's differential equations.
J. Math. Soc. Japan 6 (1954), 1-15. (MR 19, 279).
[1956: 1] On linear differential equations in Banach spaces. Comm. Pure Appl.
Math. 9 (1956), 479-486. (MR 19, 279).
[1959: 1] Remarks on pseudo-resolvents and infinitesimal generators of semi-
groups. Proc. Japan Acad. 35 (1959), 467-478. (MR 22, #8347).
[1960: 1]
Note on fractional powers of linear operators. Proc. Japan Acad. 36
(1960), 94-96. (MR 22, # 12400).
[1961: 11
Abstract evolution equations of parabolic type in Banach and Hilbert
spaces. Nagoya Math. J. 19 (1961), 93-125. (MR 26, #631).
[1961:2] Fractional powers of dissipative operators. J. Math. Soc. Japan 13
(1961), 246-274. (MR 25, # 1453).
[1961: 3] A generalization of the Heinz inequality. Proc. Japan Acad. 37 (1961),
305-308. (MR 26, #2876).
[1962: 1] Fractional powers of dissipative operators II. J. Math. Soc. Japan 14
(1962), 242-248. (MR 27, # 1851).
[1966: 1]
Wave operators and similarity for some non-selfadjoint operators.
Math. Ann. 162 (1966), 258-279. (MR 32, #8211).
[1967: 1]
On classical solutions of the two-dimensional non-stationary Euler
equation. Arch. Rat. Mech. Anal. 25 (1967),188-200. (MR 35, # 1939).
[1967: 2] Some mathematical problems in quantum mechanics. Progress Theor.
Phys. (Supplement) 40 (1967), 3-19. (MR 36, # 1169).
[1967: 3]
Scattering theory with two Hilbert spaces. J. Functional Analysis 1
(1967), 342-369. (MR 36, # 3164).
[1970: 1] Linear evolution equations of "hyperbolic" type. J. Fac. Sci. Univ.
Tokyo Sect. 117 (1970), 241-258. (MR 43, #5347).
[1970: 2] A characterization of holomorphic semigroups. Proc. Amer. Math. Soc.
25 (1970), 495-498. (MR 41, #9050).
[1971: 1] On an inequality of Hardy, Littlewood and P61ya. Advances in Math. 7
(1971), 217-218. (MR 45, #2531).
[19,72: 1] Schrodinger operators with singular potentials. Proceedings of the
International Symposium on Partial Differential Equations and the
Geometry of Normed Spaces (Jerusalem, 1972). Israel J. Math. 13
(1972), 135-148. (MR 48, #12155).
[1973: 11
Linear evolution equations of "hyperbolic" type II. J. Math. Soc.
Japan 25 (1973), 646-666. (MR 48, #4827).
[1974: 1]
On the Trotter-Lie product formula. Proc. Japan Acad. 50 (1974),
694-698. (MR 54, #5900).
[1975: 1]
Quasi-linear equations of evolution, with applications to partial dif-
ferential equations. Lecture Notes in Math., vol. 448, Springer, Berlin,
1975, 25-70. (MR 53, # 11252).