Question

Axler's LADR. Algebraic multiplicity of an eigenvalue is the number of times it appears on the diagonal of an upper triangular matrix?

score 693 · Answer 1 · 2026-03-27 08:46:38

693

Views

Axler's LADR. Algebraic multiplicity of an eigenvalue is the number of times it appears on the diagonal of an upper triangular matrix?

Published on 27 Mar 2026 - 8:46

score 560 · Answer 2 · 2026-03-27 08:46:39

560

Views

What is the relation between the rank of $A$ and the rank of the cofactor matrix of $A$?

Published on 27 Mar 2026 - 8:46

score 2.3k · Answer 3 · 2026-04-02 00:24:12

2.3k

Views

How many sub-square matrices does a square matrix have and is there a simple formula for it?

Published on 02 Apr 2026 - 0:24

score 1.8k · Answer 4 · 2026-03-25 07:41:38

1.8k

Views

Expand matrix to orthogonal matrix ( Gram Schmidt)

Published on 25 Mar 2026 - 7:41

score 1.2k · Answer 5 · 2018-02-15 20:38:11

1.2k

Views

Finding a matrix from its product with its transpose

Published on 15 Feb 2018 - 20:38

score 48 · Answer 6 · 2018-02-15 21:52:21

48

Views

Does exist some formal name for 3 dimentional "matrix"?

Published on 15 Feb 2018 - 21:52

score 701 · Answer 7 · 2026-03-25 22:02:53

701

Views

How do I solve for $x$, when given three matrices multiplied together, equal to zero?

Published on 25 Mar 2026 - 22:02

score 1.3k · Answer 8 · 2026-03-26 04:52:34

1.3k

Views

If two coefficient matrices can be row reduced to be the same, then their columns have the same span.

Published on 26 Mar 2026 - 4:52

score 72 · Answer 9 · 2026-03-31 21:34:18

72

Views

Matrix Norm Inequalities

Published on 31 Mar 2026 - 21:34

score 64 · Answer 10 · 2026-03-25 03:21:26

64

Views

Let $A, B : V \to V$ be linear transformations, where V is a vector space. Prove that $I - ST$ is invertible iff $I - TS$ is invertible.

Published on 25 Mar 2026 - 3:21

score 83 · Answer 11 · 2026-03-25 03:22:17

83

Views

Prove that if $A\colon V \to V$ is a linear transformation, where $V$ is a finite-dimensional vector space, has a right inverse, then its invertible

Published on 25 Mar 2026 - 3:22

score 1.4k · Answer 12 · 2018-02-16 06:11:38

1.4k

Views

Cosine of a matrix

Published on 16 Feb 2018 - 6:11

score 1.4k · Answer 13 · 2026-03-31 17:44:01

1.4k

Views

Trace of a matrix product

Published on 31 Mar 2026 - 17:44

score 3.7k · Answer 14 · 2026-03-26 17:48:26

3.7k

Views

Cosine of a matrix

Published on 26 Mar 2026 - 17:48

score 67 · Answer 15 · 2026-03-26 20:39:41

67

Views

Neighbourhood of two distinct eigenvalues

Published on 26 Mar 2026 - 20:39

List Question

Axler's LADR. Algebraic multiplicity of an eigenvalue is the number of times it appears on the diagonal of an upper triangular matrix?

What is the relation between the rank of $A$ and the rank of the cofactor matrix of $A$?

How many sub-square matrices does a square matrix have and is there a simple formula for it?

Expand matrix to orthogonal matrix ( Gram Schmidt)

Finding a matrix from its product with its transpose

Does exist some formal name for 3 dimentional "matrix"?

How do I solve for $x$, when given three matrices multiplied together, equal to zero?

If two coefficient matrices can be row reduced to be the same, then their columns have the same span.

Matrix Norm Inequalities

Let $A, B : V \to V$ be linear transformations, where V is a vector space. Prove that $I - ST$ is invertible iff $I - TS$ is invertible.

Prove that if $A\colon V \to V$ is a linear transformation, where $V$ is a finite-dimensional vector space, has a right inverse, then its invertible

Cosine of a matrix

Trace of a matrix product

Cosine of a matrix

Neighbourhood of two distinct eigenvalues

Trending Questions

Popular # Hahtags

Popular Questions