Toric Einstein 4-manifolds with nonnegative sectional curvature
Toric Einstein 4-manifolds with nonnegative sectional curvature
We prove that $T^2$-invariant Einstein metrics with non-negative sectional curvature on a four-manifold are locally symmetric.
Tianyue Liu
数学
Tianyue Liu.Toric Einstein 4-manifolds with nonnegative sectional curvature[EB/OL].(2025-07-15)[2025-07-22].https://arxiv.org/abs/2311.04840.点此复制
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