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A Matsushima theorem, uniqueness and K-polystability for Kähler-Ricci shrinkers
Abstract
For noncompact smooth Kähler-Ricci shrinkers, we prove a Matsushima theorem identifying the centralizer of the soliton field with the complexification of its Killing centralizer, uniqueness up to biholomorphism on a fixed complex manifold, and K-polystability of the associated polarized Fano fibration.
Related
- Kähler-Ricci Shrinkers with Nonnegative Ricci Curvature
- Some uniform estimates for Kähler--Ricci Shrinkers
- Singular Kähler--Ricci shrinkers and polarized Fano fibrations
- Scalar curvature bounds and tangent cones for Kähler--Ricci shrinkers
- Kähler--Ricci Shrinkers with Constant Scalar Curvature Are Rigid
BibTeX
@misc{esparza2026matsushima,
title = {{A Matsushima theorem, uniqueness and K-polystability for Kähler-Ricci shrinkers}},
author = {Carlos Esparza and Junsheng Zhang},
howpublished = {arXiv},
year = {2026},
month = oct,
doi = {10.48550/arxiv.2610.03592},
eprint = {2610.03592},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2610.03592},
}
RIS
TY - UNPB
TI - A Matsushima theorem, uniqueness and K-polystability for Kähler-Ricci shrinkers
AU - Carlos Esparza
AU - Junsheng Zhang
PY - 2026
DA - 2026/10/02
PB - arXiv
DO - 10.48550/arxiv.2610.03592
UR - https://arxiv.org/abs/2610.03592
AB - For noncompact smooth Kähler-Ricci shrinkers, we prove a Matsushima theorem identifying the centralizer of the soliton field with the complexification of its Killing centralizer, uniqueness up to biholomorphism on a fixed complex manifold, and K-polystability of the associated polarized Fano fibration.
ER -