Generalized permutation matrix: Difference between revisions

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Leycec (talk | contribs)
Renamed "nonsingular" to "invertible," for clarity.
Leycec (talk | contribs)
Slightly revised my last edit.
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== Structure ==
An [[invertible matrix]] ''A'' is a generalized permutation matrix if and only if it can be written as a product of an (implicitly [[invertible matrix|invertible]]) [[diagonal matrix]] ''D'' and an (implicitly [[invertible matrix|invertible]]) [[permutation matrix]] ''P'': i.e.,
 
:<math> A=DP. </math>