A geometric approach to invariant subspaces of orthogonal matrices

This note gives a short, geometrically based, proof that a real orthogonal matrix has a normal form consisting of a direct sum of 1$times 1$ and 2$times 2$ blocks.


Published in:
American Mathematical Monthly, 89, 10, 751
Year:
1982
Laboratories:




 Record created 2010-12-03, last modified 2018-09-25


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