Question

What is the dot product of column matrices with specified basis

score 195 · Answer 1 · 2018-01-17 22:09:17

195

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What is the dot product of column matrices with specified basis

Published on 17 Jan 2018 - 22:09

score 105 · Answer 2 · 2026-03-20 08:54:18

105

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Matrix $A\in \mathbb{R}^{4\times4}$ has eigenvectors $\bf{u_1,u_2,u_3,u_4}$ satisfying $\bf{Au_1=5u_1,Au_2=9u_2}$ & $\bf{Au_3=20u_3}$. Find $A\bf{w}$.

Published on 20 Mar 2026 - 8:54

score 890 · Answer 3 · 2026-03-25 01:18:35

890

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How to find all squares over which a line passes in a finite squared tessellation of the cartesian plane?

Published on 25 Mar 2026 - 1:18

score 83 · Answer 4 · 2026-03-23 12:15:52

83

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Big picture discussion for iterative linear solvers?

Published on 23 Mar 2026 - 12:15

score 445 · Answer 5 · 2018-01-17 22:44:26

445

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Can matrix transposition be considered as a change of basis?

Published on 17 Jan 2018 - 22:44

score 1k · Answer 6 · 2026-03-22 08:34:39

1k

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Determinant of Block Tridiagonal Matrix

Published on 22 Mar 2026 - 8:34

score 3.3k · Answer 7 · 2026-03-25 07:58:45

3.3k

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Can real non-symmetric matrices have real eigenvalues?

Published on 25 Mar 2026 - 7:58

score 142 · Answer 8 · 2018-01-18 00:01:26

142

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Matrix equation, where finding identity matrix is impossible

Published on 18 Jan 2018 - 0:01

score 750 · Answer 9 · 2026-03-22 12:11:10

750

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To find the new weights of an error function by minimizing it

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score 98 · Answer 10 · 2018-01-18 00:15:52

98

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Reducing order of quadratic eigenvalue problem

Published on 18 Jan 2018 - 0:15

score 387 · Answer 11 · 2018-01-18 00:34:59

387

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Find invertible matrices P and Q

Published on 18 Jan 2018 - 0:34

score 2.7k · Answer 12 · 2026-03-20 02:40:32

2.7k

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Swapping row $n$ with row $m$ by using permutation matrix

Published on 20 Mar 2026 - 2:40

score 511 · Answer 13 · 2026-03-17 20:40:56

511

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Finding matrix linear transformation

Published on 17 Mar 2026 - 20:40

score 469 · Answer 14 · 2026-03-24 22:09:54

469

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Decomposing representations of SU(2) into irreducible representations.

Published on 24 Mar 2026 - 22:09

score 696 · Answer 15 · 2018-01-18 08:17:01

696

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Unitary matrix with elements of equal modulus

Published on 18 Jan 2018 - 8:17

List Question

What is the dot product of column matrices with specified basis

Matrix $A\in \mathbb{R}^{4\times4}$ has eigenvectors $\bf{u_1,u_2,u_3,u_4}$ satisfying $\bf{Au_1=5u_1,Au_2=9u_2}$ & $\bf{Au_3=20u_3}$. Find $A\bf{w}$.

How to find all squares over which a line passes in a finite squared tessellation of the cartesian plane?

Big picture discussion for iterative linear solvers?

Can matrix transposition be considered as a change of basis?

Determinant of Block Tridiagonal Matrix

Can real non-symmetric matrices have real eigenvalues?

Matrix equation, where finding identity matrix is impossible

To find the new weights of an error function by minimizing it

Reducing order of quadratic eigenvalue problem

Find invertible matrices P and Q

Swapping row $n$ with row $m$ by using permutation matrix

Finding matrix linear transformation

Decomposing representations of SU(2) into irreducible representations.

Unitary matrix with elements of equal modulus

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