List questions from pseudoinverse

Published on 29 Apr 2026 - 12:27

410

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Connection between singular values, condition and well-posedness

Published on 29 Apr 2026 - 12:15

307

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Sherman-Morrison formula for non-invertible bmatrices

Published on 05 May 2026 - 12:04

6.4k

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How to Find Moore Penrose Inverse

Published on 29 Apr 2026 - 12:27

286

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Least squares partial derivatives to matrix form

Published on 29 Apr 2026 - 20:08

198

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Inequality between inverses of positive (semi)definite matrices

Published on 01 May 2026 - 18:45

274

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Solve $Ax=b$ for $A$

Published on 30 Apr 2026 - 9:27

548

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Derivative of Frobenius norm of pseudo inverse with respect to original matrix

Published on 02 May 2026 - 23:09

691

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For all $x,y\in\mathbb R^n$, $(xy^T)^+=(x^Tx)^+(y^Ty)^+yx^T$

Published on 07 May 2026 - 10:07

75

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Need to do an opposite operation to a dot product with non square matrices, cannot figure out how.

Published on 07 May 2026 - 12:50

77

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If $Q$ is a nonnegative operator on a Hilbert space $U$, show that $\langle Q^{1/2}u_0,Q^{1/2}v_0\rangle_{Q^{1/2}U}=\langle u_0,v_0\rangle_{Q^{1/2}U}$

Published on 07 May 2026 - 10:12

1.1k

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Calculating the Moore-Penrose inverse of an incidence matrix

Published on 29 Apr 2026 - 12:27

254

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Pseudoinverse of a $m \times n$ matrix

Published on 29 Apr 2026 - 12:27

558

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Stable Method of orthogonal projection onto a subspace with the help of Moore-Penrose inverse.

Published on 29 Apr 2026 - 12:27

59

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What are the conditions to find $A$ such that $AB=BD$ where $D$ is block diagonal?

Published on 07 May 2026 - 12:49

List Question

matrix pseudoinverse with additional term

Connection between singular values, condition and well-posedness

Sherman-Morrison formula for non-invertible bmatrices

How to Find Moore Penrose Inverse

Least squares partial derivatives to matrix form

Inequality between inverses of positive (semi)definite matrices

Solve $Ax=b$ for $A$

Derivative of Frobenius norm of pseudo inverse with respect to original matrix

For all $x,y\in\mathbb R^n$, $(xy^T)^+=(x^Tx)^+(y^Ty)^+yx^T$

Need to do an opposite operation to a dot product with non square matrices, cannot figure out how.

If $Q$ is a nonnegative operator on a Hilbert space $U$, show that $\langle Q^{1/2}u_0,Q^{1/2}v_0\rangle_{Q^{1/2}U}=\langle u_0,v_0\rangle_{Q^{1/2}U}$

Calculating the Moore-Penrose inverse of an incidence matrix

Pseudoinverse of a $m \times n$ matrix

Stable Method of orthogonal projection onto a subspace with the help of Moore-Penrose inverse.

What are the conditions to find $A$ such that $AB=BD$ where $D$ is block diagonal?

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