Solution
= Solution
The time-dependent Poisson mean tends to $\lambda/\mu$, so each mass converges directly to $e^{-\lambda/\mu}(\lambda/\mu)^k/k!=\pi_k$.
= Solution
The time-dependent Poisson mean tends to $\lambda/\mu$, so each mass converges directly to $e^{-\lambda/\mu}(\lambda/\mu)^k/k!=\pi_k$.