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Yuxiang Ji
Small angle limits of negatively curved Kahler-Einstein metrics with crossing edge singularities
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Published: |
April 15, 2024. |
Keywords: |
Kahler-Einstein edge metrics,
Poincare singularities, holomorphic bisectional curvature. |
Subject [2010]: |
32Q20, 53C21. |
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Abstract
Let (X,D) be a log smooth log canonical pair such that KX+D is ample. Extending a theorem of Guenancia and building on his techniques, we show that negatively curved Kahler-Einstein crossing edge metrics converge to Kahler-Einstein mixed cusp and edge metrics smoothly away from the divisor when some of the cone angles converge to 0. We further show that near the divisor such normalized Kahler-Einstein crossing edge metrics converge to a mixed cylinder and edge metric in the pointed Gromov-Hausdorff sense when some of the cone angles converge to 0 at (possibly) different speeds.
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Acknowledgements
Research supported in part by the NSF grant DMS-1906370 and the Michael Brin Graduate Fellowship at the University of Maryland.
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Author information
Yuxiang Ji
Department of Mathematics
University of Maryland
College Park, MD 20740, USA
yxji@umd.edu
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