Let A be a real antisymmetric matrix.
- Show that $|I\,+\,A| $ is nonsingular.
- Show that $$ B\ =\ (I\,+\,A)(I\,-\,A)^{-1} $$
an orthogonal matrix.
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4727:Diamond Point
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Let A be a real antisymmetric matrix.
an orthogonal matrix.
4727:Diamond Point