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Results tagged with linear-algebra
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user 99415
Questions about the properties of vector spaces and linear transformations, including linear systems in general.
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Properties of one dimensional null space
Let $\mathcal{G}$ be denote the set of all $3 \times 3$ real symmetric matrices and let $\mathcal{G}^+$ denote the set of all $3 \times 3$ positive semidefinite matrices (see definition).
Let $S: \ma …
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