Question

14. What is stochastic matrix?
When is it said to be regular.​

Answer 1

Answer:

A stochastic matrix A is said to be regular if all elements of at least one particular power of A are positive and different from zero. Regular matrices are important for the calculation of probabilities of dependant processes (Markov chains)

Answer 2

$\huge{\mathcal{\purple{A}\green{N}\pink{S}\blue{W} \purple{E}\green{R}\pink{!!}}}$

A matrix A is called a stochastic matrix, if it does not contain any negative entries and the sum of each row of the matrix is equal to 1.0.

A stochastic matrix A is said to be regular if all elements of at least one particular power of A are positive and different from zero.