List questions from matrices

Published on 27 Mar 2026 - 6:51

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Some confusion with matrix differentiation

Published on 01 Mar 2018 - 15:17

241

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Show that if $\pm\lambda $ is an eigenvalue of $A$ then $\lambda^2$ is an eigenvalue of $A^TA$ and vice versa.

Published on 27 Mar 2026 - 6:56

53

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compute series with matrix and eigen value , eigen vector

Published on 27 Mar 2026 - 6:51

1.5k

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Let $A$ be an $m \times n$ matrix. Show $A^TA$ and $AA^T$ have the same eigenvalues

Published on 27 Mar 2026 - 6:56

886

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Computational costs of different methods of solving systems of linear equations

Published on 25 Mar 2026 - 12:54

537

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Maximum number of non-zero elements for an (n, n) matrix product

Published on 25 Mar 2026 - 1:27

3.1k

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Calculating the matrix exponential of rotation matrix

Published on 25 Mar 2026 - 22:04

1k

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Laplace transform table for matrix?

Published on 01 Mar 2018 - 19:09

635

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Examples of real $2\times2$ and complex $3\times3$ matrices with minimal polynomial $t^2+1$

Published on 27 Mar 2026 - 6:56

45

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Proving (non-)invertibility of (nearly) tri-diagonal matrix?

Published on 01 Mar 2018 - 20:00

92

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Show that the eigenvalues of $\mathcal{O}(n,\mathbb{R})$ have magnitude 1.

Published on 24 Mar 2026 - 23:46

1.1k

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Orthonormal Basis of Hyperplane

Published on 03 Apr 2026 - 12:46

750

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Prove that set is a basis for a column space

Published on 26 Mar 2026 - 7:32

320

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Generating a totally unimodular matrix

Published on 01 Apr 2026 - 16:36

List Question

Find the eigenvalues of block matrix $C$

Some confusion with matrix differentiation

Show that if $\pm\lambda $ is an eigenvalue of $A$ then $\lambda^2$ is an eigenvalue of $A^TA$ and vice versa.

compute series with matrix and eigen value , eigen vector

Let $A$ be an $m \times n$ matrix. Show $A^TA$ and $AA^T$ have the same eigenvalues

Computational costs of different methods of solving systems of linear equations

Maximum number of non-zero elements for an (n, n) matrix product

Calculating the matrix exponential of rotation matrix

Laplace transform table for matrix?

Examples of real $2\times2$ and complex $3\times3$ matrices with minimal polynomial $t^2+1$

Proving (non-)invertibility of (nearly) tri-diagonal matrix?

Show that the eigenvalues of $\mathcal{O}(n,\mathbb{R})$ have magnitude 1.

Orthonormal Basis of Hyperplane

Prove that set is a basis for a column space

Generating a totally unimodular matrix

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