ESSENTIAL SPECTRUM OF COMPLETE RIEMANNIAN MANIFOLDS

ESSENTIAL SPECTRUM OF COMPLETE RIEMANNIAN MANIFOLDS

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摘要 In this paper it is proved that the essential spectrum ot some class of Riemannian mani-folds with nonnegative radical sectional curvature is [0, +∞). In this paper it is proved that the essential spectrum ot some class of Riemannian mani-folds with nonnegative radical sectional curvature is [0, +∞).

作者陈志华陆志勤

机构地区 Department of Applied Mathematics

出处《Science China Mathematics》 SCIE 1992年第3期276-282,共7页 中国科学：数学（英文版）

基金 Project supported by the National Natural Science Foundation of China.

关键词 COMPLETE RIEMANNIAN MANIFOLD LAPLACE operator ESSENTIAL spectrum JACOBI equation. complete Riemannian manifold Laplace operator essential spectrum Jacobi equation.

分类号 N [自然科学总论]

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Science China Mathematics

1992年第3期

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ESSENTIAL SPECTRUM OF COMPLETE RIEMANNIAN MANIFOLDS

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