List questions from matrix-equations

Published on 25 Mar 2026 - 17:23

39

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Matrix equation with several X

Published on 21 Jan 2019 - 17:01

1.5k

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Solving for unknown 3x3 matrix

Published on 22 Jan 2019 - 3:55

92

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$AX^\top+XA^\top=0$

Published on 23 Jan 2019 - 14:11

53

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Why is the vector $(I-A)^{-1}x$ positive?

Published on 26 Jan 2019 - 7:00

42

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Solving for unknown matrices. Specific example and useful rules.

Published on 26 Jan 2019 - 19:04

156

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can we expand the relation between the determinant of a transformation and area of parallelogram to farther dimensions?

Published on 27 Jan 2019 - 14:28

424

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Where can you put parenthesis inside of matrix multiplication expressions? Does it change if you have a vector involved?

Published on 28 Jan 2019 - 2:15

99

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Solve for X sandwiched between 2 lower triangular matrix

Published on 28 Mar 2026 - 6:14

40

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How should I approach this multiple choice question?

Published on 28 Jan 2019 - 12:51

111

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Eigenvalue reachability for matrix problems

Published on 29 Jan 2019 - 3:16

45

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Matrix function that gives a scalar

Published on 29 Jan 2019 - 6:29

363

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Vector Space as the set of solutions of matrix equation $AX=O$

Published on 27 Mar 2026 - 15:07

163

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$\int_0^t e^{sA}\cos(\omega s)ds$ with $A$ matrix

Published on 25 Mar 2026 - 23:37

51

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Find a vector $z$ so that system of linear equations $A^{T} \cdot y=d$ is solvable if and only if $d^{T} \cdot z=0$.

Published on 30 Jan 2019 - 16:29

List Question

matrix algebra and idempotent matrix

Matrix equation with several X

Solving for unknown 3x3 matrix

$AX^\top+XA^\top=0$

Why is the vector $(I-A)^{-1}x$ positive?

Solving for unknown matrices. Specific example and useful rules.

can we expand the relation between the determinant of a transformation and area of parallelogram to farther dimensions?

Where can you put parenthesis inside of matrix multiplication expressions? Does it change if you have a vector involved?

Solve for X sandwiched between 2 lower triangular matrix

How should I approach this multiple choice question?

Eigenvalue reachability for matrix problems

Matrix function that gives a scalar

Vector Space as the set of solutions of matrix equation $AX=O$

$\int_0^t e^{sA}\cos(\omega s)ds$ with $A$ matrix

Find a vector $z$ so that system of linear equations $A^{T} \cdot y=d$ is solvable if and only if $d^{T} \cdot z=0$.

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