X = U D V'   ## D are the singular values of X

X'X = V D^2 V'  ## D^2 are the eigenvalues of X'X

V is the same in both factorizations.

2010/9/22 Ondřej Mikula <onmikula@gmail.com>

> Dear R-helpers,
> could anybody explain me briefly what is the difference between
> eigenvectors returned by 'eigen' and 'svd' functions and how they are
> related?
> Thanks in advance
> Ondrej Mikula
>
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