3×3阶上三角算子矩阵的点谱、剩余谱和连续谱

吴秀峰, 黄俊杰

The Point, Residual and Continuous Spectrum of 3×3 Upper Triangular Operator Matrices

Xiu Feng WU, Jun Jie HUANG

数学学报 . 2019, (6): 817 -832 . DOI: 10.12386/A2019sxxb0075