Believe it or not, I'd never really grasped that orthogonal matrices amounted to a projection into a new orthogonal coordinate system. I have one question left about this. If the rows of the matrix are orthogonal unit vectors, does that guarantee that the columns are?

## Wednesday, November 14, 2012

### Orthogonal Matrices: Things I Hadn't Noticed

Posted by Hamilton Carter at 7:03 AM

Labels: Mathematics, physics, TIHN

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