标量曲率有界且有限时刻曲率爆破的闭 Ricci 流

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OpenAI论文 / 分析与偏微分方程 · 2026-09-24

标量曲率有界且有限时刻曲率爆破的闭 Ricci 流

A closed Ricci flow with bounded scalar curvature and finite-time curvature blowup

OpenAI 数学仓库收录的研究手稿。展开查看英文摘要,或标记后让我进一步解释。

具体内容

稿件研究 Ricci 流中标量曲率与全曲率的关系。作者声称在无限制的全维数形式下否定标量曲率延拓猜想:在足够高维的闭流形上构造 Ricci 流,其标量曲率一致有界,而全曲率在有限最大时刻发散。摘要还表示,在某个固定的足够高维中,这些例子具有双侧幂律曲率爆破,且指数可任意大。

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英文原始摘要

We disprove the scalar-curvature extension conjecture in its unrestricted all-dimensions form. In sufficiently high dimension, we construct a Ricci flow on a closed manifold whose scalar curvature remains uniformly bounded while full curvature diverges at a finite maximal time. In one fixed sufficiently high dimension, the examples have two-sided power-law curvature blowup with arbitrarily large exponents.

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