Let $A$ and $D$ are $n\times n$ digonal diagnal matrices, and $B$ is an $n\times n$ orthogonal matrix. Is there any effective efficient way to compute the follow matrix equations easily?
$\sum_{i=0}^{k} A^i \cdot B^T \cdot D \cdot B \cdot A^i$
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is there any effective efficient way to compute the follow matrix equations easily |
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Let $A$ and $D$ are $n\times n$ digonal matrices, and $B$ is an $n\times n$ orthogonal matrix. Is there any effective way to compute the follow matrix equations easily? $\sum_{i=0}^{\infty} \sum_{i=0}^{k} A^i \cdot B^T \cdot D \cdot B \cdot A^i$ |
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is there any effective way to compute the follow matrix equations easilyLet $A$ and $D$ are $n\times n$ digonal matrices, and $B$ is an $n\times n$ orthogonal matrix. Is there any effective way to compute the follow matrix equations easily? $\sum_{i=0}^{\infty} A^i \cdot B^T \cdot D \cdot B \cdot A^i$
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