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Results tagged with existence-theorems
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user 97814
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Source of equation - theorems about solving quadratic matrix equations
I have seen outlined in this comment os mathoverflow how to solve quadratic matrix equations of the form
$$
XCX + AX = I
$$
where $X \in \mathbb{R}^{n\times n}$, $C = C^T > 0 \in \mathbb{R}^{n\times n …
- 143