12. If A is a k x k skew-symmetric matrix and A + I is nonsingular, show...
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12. If A is a k x k skew-symmetric matrix and A + I is nonsingular, show that B is an orthogonal matrix, where B = 2(I + A)-1 - I
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Related Book For
Matrices With Applications In Statistics
ISBN: 9780534980382
2nd Edition
Authors: Franklin A Graybill
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