一个矩阵乘以它的共轭转置等于什么

一个矩阵乘以它的共轭转置等于Hermitian矩阵。在复数情况下，一个矩阵乘以它的共轭转置等于Hermitian矩阵，即 A A ‾ T = A A H = H \mathbf{A}\mathbf{\overline{A}}^T = \mathbf{A}\mathbf{A}^H = \mathbf{H} AAt​=AAH=H。其中H表示Hermitian矩阵。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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