List questions from matrix-equations

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Solving a complex equation $Ax=b$ with $A,b\in\mathbb C$ using linear algebra

Published on 13 Oct 2018 - 20:14

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How to find the intersection of $W$ and $Z$?

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Prove the moment generating function of the random variable is the function of its eigenvalues.

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Solving a system of three equations with four unknowns with matrices.

Published on 14 Oct 2018 - 17:28

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Discrete-Time External Stability

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Let $A \in M_{n\times n}(\mathbb{C})$. Which of the following statement(s) is/are true?

Published on 26 Mar 2026 - 2:46

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Least squares solutions of matrices with redundant columns?

Published on 27 Mar 2026 - 13:19

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Online tool for practicing matrix operations

Published on 17 Oct 2018 - 3:59

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Relation between Laplace solution of differential equations and the Pseudo-inverse

Published on 25 Mar 2026 - 19:03

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Matrix alegbra, the identity matrix and inverse of a matrix rules

Published on 17 Oct 2018 - 10:24

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What can I say about $\mathbf{X}$ if $\mathbf{y}^{\mathrm{T}} \mathbf{X} \mathbf{y} = \mathbf{z}^{\mathrm{T}} \mathbf{X} \mathbf{z}$?

Published on 26 Mar 2026 - 4:51

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Matrix functions reducing eigenspectrum degeneracy?

Published on 26 Mar 2026 - 18:49

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Matrix equation using determinant

Published on 17 Oct 2018 - 20:42

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Matrix equation of the form $C A C^\intercal = D$

Published on 26 Mar 2026 - 4:51

List Question

Gaussian elimination with 4 variables

Solving a complex equation $Ax=b$ with $A,b\in\mathbb C$ using linear algebra

How to find the intersection of $W$ and $Z$?

Prove the moment generating function of the random variable is the function of its eigenvalues.

Solving a system of three equations with four unknowns with matrices.

Discrete-Time External Stability

Let $A \in M_{n\times n}(\mathbb{C})$. Which of the following statement(s) is/are true?

Least squares solutions of matrices with redundant columns?

Online tool for practicing matrix operations

Relation between Laplace solution of differential equations and the Pseudo-inverse

Matrix alegbra, the identity matrix and inverse of a matrix rules

What can I say about $\mathbf{X}$ if $\mathbf{y}^{\mathrm{T}} \mathbf{X} \mathbf{y} = \mathbf{z}^{\mathrm{T}} \mathbf{X} \mathbf{z}$?

Matrix functions reducing eigenspectrum degeneracy?

Matrix equation using determinant

Matrix equation of the form $C A C^\intercal = D$

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