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Einstein spaces and conformal vector fields
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Abstract
We study Riemannian or pseudo-Riemannian manifolds which admit a closed conformal vector field. Subject to the condition that at each point $p\in M^n$ the set of conformal gradient vector fields spans a non-degenerate subspace of $T_pM$, using a warped product structure theorem we give a complete description of the space of conformal vector fields on arbitrary non-Ricci flat Einstein spaces.
참고문헌 (13)
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관련 논문AI추천
Conformally Flat Quasi-Einstein SpacesDiptiman Saha, Joydeep Sengupta, Uday Chand De경북대학교 자연과학대학 수학과 · Kyungpook Mathematical Journal2006 · 제46권 제3호SPACES OF CONFORMAL VECTOR FIELDS ON PSEUDO-RIEMANNIAN MANIFOLDS김동수, 김영호대한수학회 · 대한수학회지2005 · 제42권 제3호Conformal vector fields and totally umbilic hypersurfaces김동수, 김선부, 김영호, 박성희대한수학회 · 대한수학회보2002 · 제39권 제4호On Generalized Quasi Einstein ManifoldsG. C. Ghosh, U. C. De경북대학교 자연과학대학 수학과 · Kyungpook Mathematical Journal2004 · 제44권 제4호Conformal Transformations of a Weyl ManifoldFumio Narita, Takafumi Satou경북대학교 자연과학대학 수학과 · Kyungpook Mathematical Journal2004 · 제44권 제1호On a conformal Killing vector fields in a compact almost Kahlerian manifols전재복, Kazuhiko Takano대한수학회 · 대한수학회보2005 · 제42권 제1호
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