Exercise 1.8.13

Answers

Step 3 multiplied Step 2 on the left by $U^{T}$ and on the right by $V$ , Then the matrix $U^{T} AV$ commutes with the diagonal matrix $Λ$ in step 3.

The limitation on the proof: It needs the eigenvalues of $A^{T} A$ to be non repeated.

niuers

2020-03-20 00:00