Abstract
In this paper, by modifying Cheng-Yau's technique to complete spacelike submanifolds in Qpn+p(c), we prove a rigidity theorem for complete spacelike submanifolds in the de Sitter space with parallel normalized mean curvature vector. As a corollary, we have the Corollary 1.1 of [7].
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have