摘要： \[E(\mathcal{F})=\frac{1}{2}||\pi||^2= \frac{1}{2} \int _M g_Q(\pi\wedge * \pi) \]Theorem: Let \(\mathcal{F}\) be a foliation on a manifold \(M\) and 阅读全文

摘要： In particular, we get a new result on the volume of the set of points with distance ~ r from a totally geodesic submanifold, for any r. ——J.-H. Eschen 阅读全文