참고문헌
- A. Bejancu, CR-submanifolds of a Kohler manifold I, Proc. Amer. Math. Soc. 69 (1978), 135-142
- D. E. Blair, G. D. Ludden, and K. Yano, Semi-invariant immersion, Kodai Math. Sem. Rep. 27 (1976), 313-319 https://doi.org/10.2996/kmj/1138847256
- T. E. Cecil and P. J. Ryan, Focal sets and real hypersurfaces in complex projective space, Trans. Amer. Math. Soc. 269 (1982), 481-499 https://doi.org/10.2307/1998460
- J. T. Cho and U. H. Ki, Real hypersurfaces of a complex projective space in terms of the Jacobi operators, Acta Math. Hungar. 80 (1998), 155-167 https://doi.org/10.1023/A:1006585128386
- J. Erbacher, Reduction of the codimension of an isometric immersion, J. Differential Geom. 3 (1971), 333-340
- U. H. Ki and H. J. Kim, Semi-invariant submanifolds with lift-flat normal connection in a complex projective space, Kyungpook Math. J. 40 (2000), 185-194
- U. H. Ki and H. Song, Jacobi operators on a semi-invariant submanifold of codimension 3 in a complex projective space, Nihonkai Math. J. 14 (2003), 116
- U. H. Ki, H. Song, and R. Takagi, Submanifolds of codimension 3 admitting almost contact metric structure in a complex projective space, Nihonkai Math. J. 11 (2000), 57-86
- R. Niebergall and P.J. Ryan, Real hypersurfaces in complex space form, in Tight and Taut submanifolds, Cambridge University Press (1998(T.E. Cecil and S.S. Chern, eds.)), 233-305
- M. Okumura, Codimension reduction problem for real submanifolds of complex projective space, Colloq. Math. Soc. Janos Bolyai 56 (1989), 574-585
- M. Okumura, Normal curvature and real submanifold of the complex projective space, Geom. Dedicata 7 (1978), 509-517
- M. Okumura, On some real hypersurfaces of a complex projective space, Trans. Amer. Math. Soc. 212 (1973), 355-364 https://doi.org/10.2307/1998631
- H. Song, Some differential-geometric properties of R-spaces, Tsukuba J. Math. 25 (2001), 279-298 https://doi.org/10.21099/tkbjm/1496164288
- R. Takagi, On homogeneous real hypersurfaces in a complex projective space, Osaka J. Math. 19 (1973), 495-506
- R. Takagi, Real hypersurfaces in a complex projective space with constant principal curvatures I, II, J. Math. Soc. Japan 27 (1975), 43-53, 507-516 https://doi.org/10.2969/jmsj/02710043
- Y. Tashiro, Relations between the theory of almost complex spaces and that of almost contact spaces (in Japanese), Sugaku 16 (1964), 34-61
-
K. Yano and U. H. Ki, On (f, g, u, v, w,
${\lambda}\;{\mu}\;{\nu}$ )-structure satisfying${\lambda}^2+{\mu}^2+{\nu}^2$ = 1, Kodai Math. Sem. Rep. 29 (1978), 285-307 https://doi.org/10.2996/kmj/1138833653 - K. Yano and M. Kon, CR submanifolds of Kaehlerian and Sasakian manifolds, Birkhauser (1983)