Skip to main content
MathOverflow

Return to the orthogonal-matrices wiki

Post Timeline

Better a minimalistic description than what was before.
Source Link
edit approved Jul 22, 2020 at 16:48
Rodrigo de Azevedo
edit approved Jul 22, 2020 at 16:48
Rodrigo de Azevedo
  • 2.6k
  • 3
  • 18
  • 39

Tag info removed.............An orthogonal matrix is an invertible real matrix whose inverse is equal to its transpose.

Tag info removed..............

An orthogonal matrix is an invertible real matrix whose inverse is equal to its transpose.

The previous text seems to have been simply copy-pasted without attribution from https://en.wikipedia.org/wiki/Orthogonal_matrix. See also http://meta.mathoverflow.net/questions/2849/recent-suggested-tag-wiki-edits.
Source Link
edit approved Apr 27, 2016 at 23:56
jeq
edit approved Apr 27, 2016 at 23:56
jeq
  • 1.2k
  • 5
  • 17
  • 22

In linear algebra, an orthogonal matrix is a square matrix with real entries whose columns and rows are orthogonal unit vectors (iTag info removed.e., orthonormal vectors), i.e.

$$Q^\mathrm{T} Q = Q Q^\mathrm{T} = I,$$

where $I$ is the identity matrix..........

In linear algebra, an orthogonal matrix is a square matrix with real entries whose columns and rows are orthogonal unit vectors (i.e., orthonormal vectors), i.e.

$$Q^\mathrm{T} Q = Q Q^\mathrm{T} = I,$$

where $I$ is the identity matrix.

Tag info removed..............

added 242 characters in body
Source Link
edit approved Apr 19, 2016 at 19:41
user21574
edit approved Apr 19, 2016 at 19:41
user21574

In linear algebra, an orthogonal matrix is a square matrix with real entries whose columns and rows are orthogonal unit vectors (i.e., orthonormal vectors), i.e.

$$Q^\mathrm{T} Q = Q Q^\mathrm{T} = I,$$

where $I$ is the identity matrix.

In linear algebra, an orthogonal matrix is a square matrix with real entries whose columns and rows are orthogonal unit vectors (i.e., orthonormal vectors), i.e.

$$Q^\mathrm{T} Q = Q Q^\mathrm{T} = I,$$

where $I$ is the identity matrix.

Link
Community Bot
Community Bot
  • 1
  • 2
  • 3