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Talk:Constrained generalized inverse

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Assessment comment

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The comment(s) below were originally left at Talk:Constrained generalized inverse/Comments, and are posted here for posterity. Following several discussions in past years, these subpages are now deprecated. The comments may be irrelevant or outdated; if so, please feel free to remove this section.

If then , not

--Prime factor (talk) 06:58, 15 October 2008 (UTC)[reply]

== Bott-Duffin inverse ==

Bott-Duffin inverse is defined in a different context. We are looking for a solution of

,

,

,


where is a symmetric matrix of order , is a linear subspace of order , is an orthogonal compliment to . Then the solution is given by

,

where and are orthogonal projectors on and .

--Prime factor (talk) 07:16, 15 October 2008 (UTC)[reply]

Last edited at 07:16, 15 October 2008 (UTC). Substituted at 01:55, 5 May 2016 (UTC)

Dimensions

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The article does not make sense in its current state: matrix A cannot be m-by-n if both x and b are from ℝm. — Preceding unsigned comment added by 209.141.188.140 (talk) 12:52, 20 July 2019 (UTC)[reply]