• 本质谱 - 引用次数：6

  In this paper,we shall mainly study the essential spectrum of the laplacian on a Riemannian manifold with a pole. There are three sections in this paper.

  在本文中,我们主要研究了带有极点的黎曼流形上本质谱的问题,共分三节。

  参考来源 - 一类黎曼流形上拉普拉斯算子的本质谱
  本性谱 - 引用次数：2

  In this article, we study the problems on perturbations of spectrum of 2x2 operator matrix, especially 2×2 upper triangular operator matrix, such as left (right) spectrum, left(right) essential spectrum and left (right) Weyl spectrum.

  本文研究了2×2算子矩阵，特别是2×2上三角算子矩阵的谱扰动问题，如左(右)谱，左(右)本性谱及左(右)Weyl谱。

  参考来源 - 算子矩阵的谱扰动

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