Recent content by Jimmy Zhan

  1. J

    Markov Chain - Time Reversibility proof

    The attempt at solution: ⟨x, Py⟩ = ⟨Px, y⟩ ∑ixi(Py)πi = ∑i(Px)iyiπi ∑i xi [Py]i πi = ∑i [Px]i yi πi However I don't know what is the form of the P matrix and thus the form of the matrix product Px and Py.
  2. J

    Markov Chain - Time Reversibility proof

    Homework Statement Let X = {Xn : n ≥ 0} be an irreducible, aperiodic Markov chain with finite state space S, transition matrix P, and stationary distribution π. For x,y ∈ R|S|, define the inner product ⟨x,y⟩ = ∑i∈S xiyiπi, and let L2(π) = {x ∈ R|S| : ⟨x,x⟩ < ∞}. Show that X is time-reversible...
  3. J

    How Can a Forum Assist with Optics and Photonics Studies?

    Hello, I'm Jimmy. I did my undergrad in Engineering Physics - electrical option at Queen's University, and I'm currently completing my Master of Applied Science in Physics at the same school. My research area is in optics and photonics (solar cells, etc). I am hoping to potentially use this...
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