COMPLETE SPACE-LIKE SUBMANIFOLDS IN LOCALLY SYMMETRIC SEMI-DEFINITE SPACES

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摘要 Thepurposeofthispaperistostudycompletespace-likesubmanifoldswithparallelmeancurvaturevectorandflatnormalbundleinalocallysymmetricsemi-defnitespacesatisfyingsomecurvatureconditions.WefirstgiveanoptimalestimateoftheLaplacianofthesquarednormofthesecondfundamentalformforsuchsubmanifold.Furthermore,thetotallyumbilicalsubmanifoldsarecharacterized.
机构地区 不详
出版日期 2004年04月14日(中国期刊网平台首次上网日期,不代表论文的发表时间)