Quaternionic Contact Einstein Structures and the Quaternionic Contact Yamabe Problem.
Material type:
- text
- computer
- online resource
- 9781470417222
- 516.3/62
- QA649 .I93 2014
Cover -- Title page -- Chapter 1. Introduction -- Chapter 2. Quaternionic contact structures and the Biquard connection -- Chapter 3. The torsion and curvature of the Biquard connection -- 3.1. The torsion tensor -- 3.2. The Curvature Tensor -- Chapter 4. QC-Einstein quaternionic contact structures -- 4.1. The Bianchi identities -- 4.2. Examples of qc-Einstein structures -- 4.3. Proof of Theorem 1.3 -- Chapter 5. Conformal transformations of a qc-structure -- 5.1. Conformal transformations preserving the qc-Einstein condition -- 5.2. Quaternionic Heisenberg group. Proof of Theorem 1.1 -- Chapter 6. Special functions and pseudo-Einstein quaternionic contact structures -- 6.1. Quaternionic pluriharmonic functions -- 6.2. Quaternionic pluriharmonic functions on hypercomplex manifold -- 6.3. The hypersurface case -- 6.4. Anti-CRF functions on Quaternionic contact manifold -- Chapter 7. Infinitesimal Automorphisms -- 7.1. 3-contact manifolds -- 7.2. QC vector fields -- Chapter 8. Quaternionic contact Yamabe problem -- 8.1. The Divergence Formula -- 8.2. Partial solutions of the qc-Yamabe problem -- 8.3. Proof of Theorem 1.2 -- Acknowledgements -- Bibliography -- Index -- Back Cover.
A partial solution of the quaternionic contact Yamabe problem on the quaternionic sphere is given. It is shown that the torsion of the Biquard connection vanishes exactly when the trace-free part of the horizontal Ricci tensor of the Biquard connection is zero and this occurs precisely on 3-Sasakian manifolds. All conformal transformations sending the standard flat torsion-free quaternionic contact structure on the quaternionic Heisenberg group to a quaternionic contact structure with vanishing torsion of the Biquard connection are explicitly described. A "3-Hamiltonian form" of infinitesimal conformal automorphisms of quaternionic contact structures is presented.
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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.
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