Question

Procedure for finding the inverse of a $3 \times 3$ matrix — intuition?

score 56 · Answer 1 · 2023-05-24 11:19:17

56

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Procedure for finding the inverse of a $3 \times 3$ matrix — intuition?

Published on 24 May 2023 - 11:19

score 50 · Answer 2 · 2026-03-27 00:02:36

50

Views

Does the Sherman-Morrison formula apply with "rank-one" block matrices?

Published on 27 Mar 2026 - 0:02

score 43 · Answer 3 · 2023-05-26 12:05:06

43

Views

Let $A$ and $B$ be $n \times n$ matrices. If $AB = I$, then $BA = I$.

Published on 26 May 2023 - 12:05

score 41 · Answer 4 · 2023-05-30 14:46:35

41

Views

Finding a matrix and its inverse in terms of another one.

Published on 30 May 2023 - 14:46

score 70 · Answer 5 · 2026-03-25 09:47:11

70

Views

Invertibility of Block Matrix Partial Transpose

Published on 25 Mar 2026 - 9:47

score 49 · Answer 6 · 2023-05-31 15:03:30

49

Views

Efficient way to compute the inverse of the addition of two Kronecker products

Published on 31 May 2023 - 15:03

score 41 · Answer 7 · 2026-03-26 17:42:22

41

Views

Solve nonlinear algebra equation

Published on 26 Mar 2026 - 17:42

score 118 · Answer 8 · 2026-04-01 03:10:05

118

Views

Matrix representation of the inverse of a linear operator

Published on 01 Apr 2026 - 3:10

score 112 · Answer 9 · 2026-03-25 11:54:11

112

Views

Inverse of block tridiagonal positive definite symmetric matrix

Published on 25 Mar 2026 - 11:54

score 176 · Answer 10 · 2026-03-26 06:33:39

176

Views

Knowing inverse matrix based upon a picture?

Published on 26 Mar 2026 - 6:33

score 27 · Answer 11 · 2026-04-03 17:52:33

27

Views

Matrix inverse - measure of approximation

Published on 03 Apr 2026 - 17:52

score 29 · Answer 12 · 2026-02-23 22:04:54

Hints on how I can find an expression for the elements of the inverse of a Hankel matrix? How can I know if it is even possible?

score 73 · Answer 13 · 2023-06-19 21:34:29

73

Views

Finding the inverse of an element in $\mathbb{Q}(2^{\frac{1}{3}})$

Published on 19 Jun 2023 - 21:34

score 57 · Answer 14 · 2026-03-31 03:33:46

57

Views

Is there a single-valued function linear in $\sin(x)$ and $\cos(x)$ that is invertible on $[-\pi, \pi)$ or $[0,2\pi)$?

Published on 31 Mar 2026 - 3:33

score 58 · Answer 15 · 2023-06-22 19:45:13

58

Views

How to find multiplicative inverse of a very large number when the number and field is divided into parts?

Published on 22 Jun 2023 - 19:45

List Question

Procedure for finding the inverse of a $3 \times 3$ matrix — intuition?

Does the Sherman-Morrison formula apply with "rank-one" block matrices?

Let $A$ and $B$ be $n \times n$ matrices. If $AB = I$, then $BA = I$.

Finding a matrix and its inverse in terms of another one.

Invertibility of Block Matrix Partial Transpose

Efficient way to compute the inverse of the addition of two Kronecker products

Solve nonlinear algebra equation

Matrix representation of the inverse of a linear operator

Inverse of block tridiagonal positive definite symmetric matrix

Knowing inverse matrix based upon a picture?

Matrix inverse - measure of approximation

Hints on how I can find an expression for the elements of the inverse of a Hankel matrix? How can I know if it is even possible?

Finding the inverse of an element in $\mathbb{Q}(2^{\frac{1}{3}})$

Is there a single-valued function linear in $\sin(x)$ and $\cos(x)$ that is invertible on $[-\pi, \pi)$ or $[0,2\pi)$?

How to find multiplicative inverse of a very large number when the number and field is divided into parts?

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