Prove that the transpose of an orthogonal matrix is an orthogonal matrix. I think that the kroenecker delta needs to be used but not sure how to write it out.
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Originally Posted by dwsmith Prove that the transpose of an orthogonal matrix is an orthogonal matrix. I think that the kroenecker delta needs to be used but not sure how to write it out. What's the definition of "orthogonal matrix" you have? One of the equivalent ones is that a (real) square matrix is orthogonal iff . From here that your problem has an almost trivial proof. Tonio
Therefore, the transpose of an orthogonal matrix is orthogonal.
Originally Posted by dwsmith Therefore, the transpose of an orthogonal matrix is orthogonal. Indeed Tonio
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