Definition:Markov Chain/Homogeneous

Definition
Let $\sequence {X_n}_{n \mathop \ge 0}$ be a Markov chain on a countable set $S$.

$\sequence {X_n}_{n \mathop \ge 0}$ is homogeneous $\map \Pr {X_{n+1} = j \mid X_n = i}$ does not depend on the value of $n$ for all $i, j \in S$.