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Omni-MATH / Does there exist a real 3×3 matrix A such that tr(A)=0 and A^2+A^t=I? (tr(A) denotes the trace of A, A^(t) the transpose of A, and I is the identity matrix.) · Discussion

Discussing Does there exist a real 3×3 matrix A such that tr(A)=0 and A^2+A^t=I? (tr(A) denotes the trace of A, A^(t) the transpose of A, and I is the identity matrix.) · Omni-MATH

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