GEOMETRY OF CONTACT STRONGLY PSEUDO-CONVEX CR-MANIFOLDS
Author(s) -
Jong-Taek Cho
Publication year - 2006
Publication title -
journal of the korean mathematical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.403
H-Index - 31
eISSN - 2234-3008
pISSN - 0304-9914
DOI - 10.4134/jkms.2006.43.5.1019
Subject(s) - mathematics , connection (principal bundle) , holomorphic function , regular polygon , pure mathematics , sectional curvature , curvature , manifold (fluid mechanics) , space (punctuation) , generalization , operator (biology) , geometry , mathematical analysis , combinatorics , scalar curvature , mechanical engineering , linguistics , philosophy , biochemistry , chemistry , repressor , transcription factor , engineering , gene
As a natural generalization of a Sasakian space form, we deflne a contact strongly pseudo-convex CR-space form (of con- stant pseudo-holomorphic sectional curvature) by using the Tana- ka-Webster connection, which is a canonical a-ne connection on a contact strongly pseudo-convex CR-manifold. In particular, we classify a contact strongly pseudo-convex CR-space form (M;·;') with the pseudo-parallel structure operator h(= 1=2L»'), and then we obtain the nice form of their curvature tensors in proving Schur- type theorem, where L» denote the Lie derivative in the character- istic direction ».
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