用修正方法计算矩阵的广义逆

Computing the Generalized Inverses of a Matrix by Modification Methods

中文摘要:

      本文对我国奶牛场环境污染造成的危害进行了评价。较全面地介绍了中国奶牛场从规划设计方面来保护环境,保护人畜健康和发挥奶牛遗传潜力的初步意见。并且提出了从固定舍饲奶牛场向散放饲养奶牛场过度的建议。

英文摘要:

      In the present paper some results on computing the weighted Moore-Penrose inve-rse of an arbitrary matrix and the Drazin inverse of a square matrix by modification methods are given. In passing, a new characterization for the index of a square matrix is obtained.