A natural extension of minimal submanifolds is the Riemannian submanifolds with parallel mean curvature, which were discussed a lot by Yau, S. T., Okumura, M. and the other authors. Recently, by applying the
文摘A natural extension of minimal submanifolds is the Riemannian submanifolds with parallel mean curvature, which were discussed a lot by Yau, S. T., Okumura, M. and the other authors. Recently, by applying the