AI 中文总结
研究二维或三维光滑洛伦兹流形截面曲率,通过推导公式得出相关结果。
AI 中文摘要
我们推导了在配备洛伦兹度量的任意二维或三维光滑流形上的截面曲率公式。
英文摘要
We derive a formula for the sectional curvature on an arbitrary two-dimensional or three-dimensional smooth manifold equipped with a Lorentzian metric.
Sectional Curvature and Structural Functions of a Two-Dimensional or Three-Dimensional Lorentzian Manifold