List questions from pseudoinverse

Published on 22 Jan 2020 - 21:05

215

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Moore-Penrose inverse of Moore-Penrose inverse

Published on 23 Jan 2020 - 16:31

375

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rank of matrix $A$ and result of Moore-Penrose pseudoinverse $A$ times $A$

Published on 24 Jan 2020 - 21:27

2.5k

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What is the pseudoinverse of a singular square matrix?

Published on 26 Jan 2020 - 20:12

3.1k

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Moore-Penrose pseudoinverse and the Euclidean norm

Published on 28 Jan 2020 - 12:11

26

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In $u^{T}A^{-1}= v^{T}B$ with $B$ being a non-square matrix, why are there infinite solutions for $v$?

Published on 29 Jan 2020 - 16:21

39

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Pseudoinverses giving weird results

Published on 09 Feb 2020 - 9:20

37

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Least Squares removing first $k$ observations Woodbury formula

Published on 14 Feb 2020 - 11:35

478

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The pseudoinverse of a rank one matrix

Published on 02 Mar 2020 - 21:22

163

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Pseudo Inverses of covariance matrices that are close to each other

Published on 06 Mar 2020 - 15:11

26

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Problem related to mp inverse.

Published on 14 Mar 2020 - 15:20

59

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Exercise problem from Matrix Differential Calculus with application in Statistics and Econometrics

Published on 16 Mar 2020 - 8:25

54

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Pseudoinverse of $T: L^2(a,b) \to L^2(a,b)$, $f \mapsto g f$, where $g \in \mathcal{C}(a,b) \setminus \{0\}$

Published on 18 Mar 2020 - 1:09

423

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Show $AA^+$ is symmetric

Published on 26 Mar 2026 - 2:59

70

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Pseudochange of Basis

Published on 23 Mar 2020 - 22:54

List Question

Projector on subspace spanned by linearly dependent vectors

Moore-Penrose inverse of Moore-Penrose inverse

rank of matrix $A$ and result of Moore-Penrose pseudoinverse $A$ times $A$

What is the pseudoinverse of a singular square matrix?

Moore-Penrose pseudoinverse and the Euclidean norm

In $u^{T}A^{-1}= v^{T}B$ with $B$ being a non-square matrix, why are there infinite solutions for $v$?

Pseudoinverses giving weird results

Least Squares removing first $k$ observations Woodbury formula

The pseudoinverse of a rank one matrix

Pseudo Inverses of covariance matrices that are close to each other

Problem related to mp inverse.

Exercise problem from Matrix Differential Calculus with application in Statistics and Econometrics

Pseudoinverse of $T: L^2(a,b) \to L^2(a,b)$, $f \mapsto g f$, where $g \in \mathcal{C}(a,b) \setminus \{0\}$

Show $AA^+$ is symmetric

Pseudochange of Basis

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