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Dec 19, 2019 at 2:21 comment added Math1000 For a finite state Markov chain, a limiting distribution exists iff it is irreducible and aperiodic. This is the most "elegant" solution I can think of.
Nov 23, 2019 at 22:43 comment added whuber What exactly does the product $AD^{*}A^{-1}$ look like? You can determine this without doing any calculation, because you can use either the definition of matrix multiplication or reasoning about its eigenvalues to establish that it contains a great many zeros.
Nov 23, 2019 at 18:55 review First posts
Nov 23, 2019 at 19:03
Nov 23, 2019 at 18:54 history asked Sara Mun CC BY-SA 4.0