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BOCHNER TECHNIQUE ON STRONG KHLER-FINSLER MANIFOLDS 被引量:2
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作者 肖金秀 钟同德 邱春晖 《Acta Mathematica Scientia》 SCIE CSCD 2010年第1期89-106,共18页
By using the Chern-Finsler connection and complex Finsler metric, the Bochner technique on strong K/ihler-Finsler manifolds is studied. For a strong K/ihler-Finsler manifold M, the authors first prove that there exist... By using the Chern-Finsler connection and complex Finsler metric, the Bochner technique on strong K/ihler-Finsler manifolds is studied. For a strong K/ihler-Finsler manifold M, the authors first prove that there exists a system of local coordinate which is normalized at a point v ∈M = T1.0M/o(M), and then the horizontal Laplace operator NH for differential forms on PTM is defined by the horizontal part of the Chern-Finsler connection and its curvature tensor, and the horizontal Laplace operator H on holomorphic vector bundle over PTM is also defined. Finally, we get a Bochner vanishing theorem for differential forms on PTM. Moreover, the Bochner vanishing theorem on a holomorphic line bundle over PTM is also obtained 展开更多
关键词 Bochner technique strong Kahler-Finsler manifold horizontal Hodge-Laplace operator weitzenbsck formula
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A note on teleparallel Killing vector fields in Bianchi type Ⅷ and Ⅸ space-times in teleparallel theory of gravitation
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作者 Ghulam Shabbir Amjad Ali Suhail Khan 《Chinese Physics B》 SCIE EI CAS CSCD 2011年第7期88-93,共6页
In this paper we classify Bianchi type Ⅷ and IX space-times according to their teleparallel Killing vector fields in the teleparallel theory of gravitation by using a direct integration technique. It turns out that t... In this paper we classify Bianchi type Ⅷ and IX space-times according to their teleparallel Killing vector fields in the teleparallel theory of gravitation by using a direct integration technique. It turns out that the dimensions of the teleparallel Killing vector fields are either 4 or 5. From the above study we have shown that the Killing vector fields for Bianchi type Ⅷ and Ⅸ space-times in the context of teleparallel theory are different from that in general relativity. 展开更多
关键词 weitzenbsck geometry teleparallel theory of gravitation conservation laws
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Energy and momentum of rotating frames in tetrad gravity
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作者 Gamal G L Nashed 《Chinese Physics B》 SCIE EI CAS CSCD 2011年第10期101-111,共11页
Within the framework of the tetrad formulation of general relativity theory, we compute the total energy and momentum of four rotating frames using the gravitational energy-momentum 3-form. We show how the effect of i... Within the framework of the tetrad formulation of general relativity theory, we compute the total energy and momentum of four rotating frames using the gravitational energy-momentum 3-form. We show how the effect of inertia always makes the total energy divergent. We use a natural regularization method to obtain physical values for the total energy of the system and show how it works on a number of explicit examples. We also show by calculation that inertia has no effect on the momentum components. 展开更多
关键词 teleparallel gravity energy-momentum weitzenbsck connection regularization telepar-allelism
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