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How to get the pseudo left inverse of a singular squarem atrix?
alka seltzer
·
Feb 6, 2004
·
r-help
>I'm rusty, but not *that* rusty here, I hope. > >If W (=Z*Z' in your case) is singular, it can not have >inverse, which by >definition also mean that nothing multiply by it will >produce the identity >matrix (for...
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