Generalized permutation matrix: Difference between revisions

Revision as of 17:32, 29 July 2013

Revision as of 19:06, 1 May 2014

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An [[invertible matrix]] ''A'' is a generalized permutation matrix if and only if it can be written as a product of an [[invertible matrix|invertible]] [[diagonal matrix]] ''D'' and an (implicitly [[invertible matrix|invertible]]) [[permutation matrix]] ''P'': i.e.,

:<math> A=DP. </math>

===Group structure===