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Search: Posts Made By: Dr Sardonicus
Forum: Homework Help 2019-10-15, 13:11
Replies: 10
Views: 9,471
Posted By Dr Sardonicus
First, I mention the fact that not every 2x2...

First, I mention the fact that not every 2x2 matrix can be transformed into a shear matrix by a rotation, or even by a similarity transformation. Among the things about a square matrix that remain...
Forum: Homework Help 2019-10-14, 16:26
Replies: 10
Views: 9,471
Posted By Dr Sardonicus
I tried the following: I obtained the...

I tried the following: I obtained the eigenvectors of the matrix, which I called A. There was (up to scalar multiples) only one. Luckily, the eigenvalue is 1. I then used the obvious orthogonal...
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