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Results tagged with determinants
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user 519646
Questions about the determinant of square matrices or linear endomorphisms. Also for closely related topics such as minors or regularized determinants.
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Conditions on symmetric $3 \times 3$ matrices to satisfy the convex equality for cofactor an...
Given any $3\times 3$ finite set of symmetric matrices $A_i$ and positive real $a_i$ such that $\sum_ia_i=1.$ Is there any equivalent condition to the existence of skew symmetric matrices $X_i$ such t …
