List questions from linear-algebra

Published on 25 Mar 2026 - 18:06

1k

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The square root of a positive semidefinite matrix

Published on 20 Mar 2026 - 2:59

93

Views

Doubts about how to switch from implicit to parametric equations and vice versa. Linear algebra.

Published on 28 Jan 2018 - 18:31

1.5k

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Reduced Row vs. Reduced Row-Echelon?

Published on 28 Jan 2018 - 19:29

3k

Views

difference between "unit vectors" and "canonical basis vectors"

Published on 26 Mar 2026 - 10:45

386

Views

Showing that a Hilbert space is finite dimensional

Published on 26 Mar 2026 - 22:24

649

Views

Maximal linearly independent subsets problem.

Published on 28 Jan 2018 - 20:34

43

Views

Show $K\cdot \sqrt{I_q-K^K}=\sqrt{I_p-KK^}\cdot K$

Published on 28 Jan 2018 - 20:49

111

Views

I'm not understanding this question. (Gram-schmidt)

Published on 28 Jan 2018 - 21:00

54

Views

If I add a positive definite matrix, do I increase the norm?

Published on 24 Mar 2026 - 20:32

36

Views

Find a basis S in $R^{4}$ such that $M_{S}(F)$ is diagonal

Published on 24 Mar 2026 - 20:41

53

Views

How can I find Linear transformation $T: \mathbb R_2 [x] \to M_2(\mathbb R)$ so that $Ker$ $T=0$?

Published on 26 Mar 2026 - 22:29

1.7k

Views

approximating a function by orthogonal projection

Published on 24 Mar 2026 - 23:57

2.3k

Views

Determining if lines are skewed, parallel or intersecting using matrices.

Published on 22 Mar 2026 - 1:58

678

Views

Does a coordinate chart have a smooth orthonormal frame w.r.t. a semi-Riemannian metric?

Published on 22 Mar 2026 - 18:09

List Question

Gram-Schmidt Process - Can't Find a Mistake

The square root of a positive semidefinite matrix

Doubts about how to switch from implicit to parametric equations and vice versa. Linear algebra.

Reduced Row vs. Reduced Row-Echelon?

difference between "unit vectors" and "canonical basis vectors"

Showing that a Hilbert space is finite dimensional

Maximal linearly independent subsets problem.

Show $K\cdot \sqrt{I_q-K^K}=\sqrt{I_p-KK^}\cdot K$

I'm not understanding this question. (Gram-schmidt)

If I add a positive definite matrix, do I increase the norm?

Find a basis S in $R^{4}$ such that $M_{S}(F)$ is diagonal

How can I find Linear transformation $T: \mathbb R_2 [x] \to M_2(\mathbb R)$ so that $Ker$ $T=0$?

approximating a function by orthogonal projection

Determining if lines are skewed, parallel or intersecting using matrices.

Does a coordinate chart have a smooth orthonormal frame w.r.t. a semi-Riemannian metric?

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