Abstract
We study an analogue of the Calabi flow in the non-Kähler setting for compact Hermitian manifolds with vanishing first Bott–Chern class. We prove a priori estimates for the evolving metric along the flow given a uniform bound on the Chern scalar curvature. If the Chern scalar curvature remains uniformly bounded for all time, we show that the flow converges smoothly to the unique Chern–Ricci-flat metric in the \(\partial {\bar{\partial }}\)-class of the initial metric.
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Acknowledgements
The author is very grateful to her thesis advisor Ben Weinkove for his helpful suggestions and his continued support and encouragement. She would also like to thank Gregory Edwards, Antoine Song and Jonathan Zhu for some useful discussions, as well as the referee for many helpful constructive comments.
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Shen, X.S. A Chern–Calabi Flow on Hermitian Manifolds. J Geom Anal 32, 129 (2022). https://doi.org/10.1007/s12220-021-00845-4
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DOI: https://doi.org/10.1007/s12220-021-00845-4
Keywords
- Geometric analysis
- Complex geometry
- Geometric flows
- Non-Kähler geometry
- Hermitian manifolds
- Hermitian geometry
- Kähler geometry
- Canonical metrics
- Calabi flow