Question

What is the physical significance of the determinants of orthogonal matrices having the value of $\pm 1$?

score 2.1k · Answer 1 · 2026-04-14 05:39:03

2.1k

Views

What is the physical significance of the determinants of orthogonal matrices having the value of $\pm 1$?

Published on 14 Apr 2026 - 5:39

score 722 · Answer 2 · 2026-04-13 01:03:54

722

Views

2x2 Matrix Question how to show $A(-\theta)$

Published on 13 Apr 2026 - 1:03

score 101 · Answer 3 · 2026-04-07 19:15:26

101

Views

Looking for an exemple of $ \mathbb{Z} $ - linear application $ f : \mathbb{Z}^n \to \mathbb{Z}^m $ satisfying the following conditions :

Published on 07 Apr 2026 - 19:15

score 421 · Answer 4 · 2026-04-17 14:42:54

Find all real numbers a and b for which the linear system has (i) no solutions (ii) infinitely many solutions and (iii)exactly one solution.

score 80 · Answer 5 · 2026-04-17 13:59:11

80

Views

For a matrix A, find a subspace of $R^3$ such that the function represented by A satisfies given properties.

Published on 17 Apr 2026 - 13:59

score 845 · Answer 6 · 2026-04-15 05:49:14

845

Views

Matrix and vector multiplication in component notation

Published on 15 Apr 2026 - 5:49

score 883 · Answer 7 · 2026-04-10 20:59:50

883

Views

How to find the size of a Jordan Block

Published on 10 Apr 2026 - 20:59

score 276 · Answer 8 · 2026-04-16 13:04:27

276

Views

If $p_A(x) = x^4 (x+3)^2 (x-4)$ then $A$ is diagonalizable iff $\operatorname{Rank}(A) + \operatorname{Rank}(-3I-A) = 8$

Published on 16 Apr 2026 - 13:04

score 121 · Answer 9 · 2026-04-15 19:16:21

121

Views

Counterexample to $\| X - Y \| \le \left\| \begin{pmatrix} X & 0 \\ 0 & Y \end{pmatrix} \right\|$?

Published on 15 Apr 2026 - 19:16

score 127 · Answer 10 · 2026-04-17 03:31:21

127

Views

Linear algebra (row picture and column picture).

Published on 17 Apr 2026 - 3:31

score 256 · Answer 11 · 2026-05-04 08:41:41

256

Views

Condition number of $AA^T$ when $A$ is polynomial Vandermonde

Published on 04 May 2026 - 8:41

score 358 · Answer 12 · 2026-04-09 02:24:55

358

Views

Trace of nilpotent matrix product

Published on 09 Apr 2026 - 2:24

score 729 · Answer 13 · 2026-04-16 13:09:40

729

Views

The Lie algebra version of $1 \to SU(N) \to U(N) \to U(1) \to 1$

Published on 16 Apr 2026 - 13:09

score 2.5k · Answer 14 · 2026-03-25 03:04:33

2.5k

Views

Show that $f(x) = x^TQx$ is convex using the inequality $f(y+\alpha(x-y))-\alpha f(x)-(1-a)f(y)\le 0$

Published on 25 Mar 2026 - 3:04

score 335 · Answer 15 · 2026-04-16 11:10:45

335

Views

Commutator of generalized Gell-Mann matrices

Published on 16 Apr 2026 - 11:10

List Question

What is the physical significance of the determinants of orthogonal matrices having the value of $\pm 1$?

2x2 Matrix Question how to show $A(-\theta)$

Looking for an exemple of $ \mathbb{Z} $ - linear application $ f : \mathbb{Z}^n \to \mathbb{Z}^m $ satisfying the following conditions :

Find all real numbers a and b for which the linear system has (i) no solutions (ii) infinitely many solutions and (iii)exactly one solution.

For a matrix A, find a subspace of $R^3$ such that the function represented by A satisfies given properties.

Matrix and vector multiplication in component notation

How to find the size of a Jordan Block

If $p_A(x) = x^4 (x+3)^2 (x-4)$ then $A$ is diagonalizable iff $\operatorname{Rank}(A) + \operatorname{Rank}(-3I-A) = 8$

Counterexample to $\| X - Y \| \le \left\| \begin{pmatrix} X & 0 \\ 0 & Y \end{pmatrix} \right\|$?

Linear algebra (row picture and column picture).

Condition number of $AA^T$ when $A$ is polynomial Vandermonde

Trace of nilpotent matrix product

The Lie algebra version of $1 \to SU(N) \to U(N) \to U(1) \to 1$

Show that $f(x) = x^TQx$ is convex using the inequality $f(y+\alpha(x-y))-\alpha f(x)-(1-a)f(y)\le 0$

Commutator of generalized Gell-Mann matrices

Trending Questions

Popular # Hahtags

Popular Questions