• 2022-06-29
    设[tex=0.929x1.0]dOZo8m6M2FCnsdV3AMCDlg==[/tex]为m×n实矩阵,已知[tex=6.571x1.357]MVsnGUDjteIUZsyQP8wk5lDqyxeYWJHlkMfjdD128N1yNmNz9cH4TEr8VKwZJ2LvIP0Q0/vAlTzNgHyHlr+aerUkssArj3hnbhqcO3t/kF2a8KvOf+/NNaC8JAmjBeFv[/tex],证明:当λ>0时,矩阵[tex=0.929x1.0]59zKXEIyJEI6ZiaRBHQzrA==[/tex]为正定矩阵.