List questions from linear-algebra

Published on 26 Mar 2026 - 19:09

179

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Beginner question about representations and Jordan forms

Published on 25 Mar 2026 - 2:59

528

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What is the largest possible number of moves that can be taken to color the whole grid?

Published on 25 Mar 2026 - 13:34

337

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Matrix Addition and Pivot Points

Published on 06 Feb 2018 - 21:38

1.5k

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What is the canonical form of a matrix?

Published on 26 Mar 2026 - 9:42

244

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Linear Algebra ! Proofs of Span Problems

Published on 06 Feb 2018 - 23:11

609

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Is the Perturbed Laplacian Matrix positive Definite?

Published on 23 Mar 2026 - 1:56

72

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Perturbing linear equation values

Published on 06 Feb 2018 - 23:41

895

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Is $\Bbb R^2$ a subspace of the complex vector space $\Bbb C^2$

Published on 26 Mar 2026 - 4:22

33

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Modifying one element in a four dimensional orthogonal matrix and recalculating to make it orthogonal again.

Published on 07 Feb 2018 - 0:45

44

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l^-1∈L(w;v) is bijective?

Published on 22 Mar 2026 - 21:22

68

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Nilpotent $4 × 4$ matrix

Published on 27 Mar 2026 - 4:53

35

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If $v^T Nv=0$ implies $v=0$, is it true that $Im N^{-1}A=Im A$?

Published on 07 Feb 2018 - 1:32

371

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Help with Matrix Problem. Find a matrix A that satisfies the equation AB = C.

Published on 25 Mar 2026 - 20:35

96

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Simplification of determinant of block matrix

Published on 27 Mar 2026 - 11:47

List Question

Check characteristic polynomials of two block matrices for equality

Beginner question about representations and Jordan forms

What is the largest possible number of moves that can be taken to color the whole grid?

Matrix Addition and Pivot Points

What is the canonical form of a matrix?

Linear Algebra ! Proofs of Span Problems

Is the Perturbed Laplacian Matrix positive Definite?

Perturbing linear equation values

Is $\Bbb R^2$ a subspace of the complex vector space $\Bbb C^2$

Modifying one element in a four dimensional orthogonal matrix and recalculating to make it orthogonal again.

l^-1∈L(w;v) is bijective?

Nilpotent $4 × 4$ matrix

If $v^T Nv=0$ implies $v=0$, is it true that $Im N^{-1}A=Im A$?

Help with Matrix Problem. Find a matrix A that satisfies the equation AB = C.

Simplification of determinant of block matrix

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