本文主要研究Lorentz空间型L1n+1(c)中具有平行Ricci曲率的常平均曲率类空超曲面,获得了类空超曲面的广义Simons型积分不等式.
This paper studied the space-like hypersurfaces with parallel Ricci curvature in Lorentz-type spaces L^n+1 1 (c) , and obtained a generalized Simons-type integral inequality.