List questions from linear-algebra

Published on 29 Apr 2026 - 12:54

74

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Is it correct to say that matrix norm that are unitarily invariant norm has this property $|||U||| = |||I|||$?

Published on 14 Apr 2026 - 6:37

447

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matrices $A$ and $B$ such that $AB = -BA$?

Published on 15 Apr 2026 - 19:25

236

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Dimension of null space of a specific block matrix

Published on 12 Apr 2026 - 18:30

323

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Direct sum of the column and nullspace of A

Published on 04 May 2026 - 12:41

1.5k

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Consequences of Ker(f)=Im(f)

Published on 14 Apr 2026 - 22:50

155

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Finding Bases of Kernel and Image of $T:M_{2,2} \rightarrow M_{2,2}$.

Published on 16 Apr 2026 - 11:05

277

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How to find the cyclic vectors when finding the Rational form of a given matrix?

Published on 20 Apr 2026 - 14:57

48

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Algebra, doubts regarding terms in binomials

Published on 09 Apr 2026 - 17:31

608

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The symmetric algebra of a vector space is generated by powers

Published on 25 Mar 2026 - 4:40

2.6k

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If $x^2yz^3 = 7^3$ and $xy^2 = 7^9$, what are the values of $xyz$?

Published on 15 Apr 2026 - 11:03

189

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Orthogonality with respect to the standard inner product on $\mathbb{C}^{n\times1}$

Published on 13 Apr 2026 - 16:37

53

Views

Intersection between $\mathbb{R}P^2$ and $\mathbb{C}P^1$

Published on 12 Apr 2026 - 5:27

1.2k

Views

Is there such a thing as an Even Matrix?

Published on 09 Apr 2026 - 4:10

233

Views

Solution form of a certain matrix relation

Published on 14 Apr 2026 - 14:14

List Question

if $A.x \le b$, when is $x \le A^{-1}.b$?

Is it correct to say that matrix norm that are unitarily invariant norm has this property $|||U||| = |||I|||$?

matrices $A$ and $B$ such that $AB = -BA$?

Dimension of null space of a specific block matrix

Direct sum of the column and nullspace of A

Consequences of Ker(f)=Im(f)

Finding Bases of Kernel and Image of $T:M_{2,2} \rightarrow M_{2,2}$.

How to find the cyclic vectors when finding the Rational form of a given matrix?

Algebra, doubts regarding terms in binomials

The symmetric algebra of a vector space is generated by powers

If $x^2yz^3 = 7^3$ and $xy^2 = 7^9$, what are the values of $xyz$?

Orthogonality with respect to the standard inner product on $\mathbb{C}^{n\times1}$

Intersection between $\mathbb{R}P^2$ and $\mathbb{C}P^1$

Is there such a thing as an Even Matrix?

Solution form of a certain matrix relation

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