List questions from matrix-equations

Published on 13 Jun 2015 - 11:00

189

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Matrix equation solving

Published on 11 Apr 2026 - 19:42

108

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Technique to solve 2 x 2 block Toeplitz system

Published on 26 Mar 2026 - 4:29

116

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Gradient of a forth order scalar function with respect to a Matrix

Published on 15 Jun 2015 - 2:13

102

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Does the matrix equation $\text{A}^k=\epsilon \text{A}$ have any $\text{A}\neq I_n$ solutions?

Published on 11 Apr 2026 - 1:10

98

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Find the matrices $A\in M_{n}(\textbf{Z}/n\textbf{Z})$ such that $A^3=I_{n}$

Published on 15 Jun 2015 - 13:13

102

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How to solve for matrix $X$ in $Y=X(X^TDX)^{-1/2}$

Published on 09 Apr 2026 - 23:50

87

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What is $[M_1,M_2]$ equal to? ($M_1$ and $M_2$ are matrices)

Published on 18 Jun 2015 - 17:01

6k

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constructing a matrix such its square is not '0' but its cube is.

Published on 21 Jun 2015 - 11:48

121

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If $A$ is a $3 \times 3$ matrix. and $B=A'A$, then what can be said about the eigenvalues of $AB$?

Published on 22 Jun 2015 - 18:16

314

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Finding the rank of matrix $A^2$

Published on 11 Apr 2026 - 4:34

79

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Solving a system of equations $A\vec{x}=\vec{b}$

Published on 24 Jun 2015 - 16:41

1.3k

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How to determine a function of a matrix is increasing or decreasing

Published on 24 Jun 2015 - 19:07

66

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Optimizing a function of a matrix

Published on 25 Mar 2026 - 20:39

219

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Describe the space of solutions of the matrix equation $UV^T=VU^T$

Published on 11 Apr 2026 - 15:00

List Question

Find a base in linear algebra

Matrix equation solving

Technique to solve 2 x 2 block Toeplitz system

Gradient of a forth order scalar function with respect to a Matrix

Does the matrix equation $\text{A}^k=\epsilon \text{A}$ have any $\text{A}\neq I_n$ solutions?

Find the matrices $A\in M_{n}(\textbf{Z}/n\textbf{Z})$ such that $A^3=I_{n}$

How to solve for matrix $X$ in $Y=X(X^TDX)^{-1/2}$

What is $[M_1,M_2]$ equal to? ($M_1$ and $M_2$ are matrices)

constructing a matrix such its square is not '0' but its cube is.

If $A$ is a $3 \times 3$ matrix. and $B=A'A$, then what can be said about the eigenvalues of $AB$?

Finding the rank of matrix $A^2$

Solving a system of equations $A\vec{x}=\vec{b}$

How to determine a function of a matrix is increasing or decreasing

Optimizing a function of a matrix

Describe the space of solutions of the matrix equation $UV^T=VU^T$

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