Another mathematical treatment (the Markovian model) was applied to a variety of natural processes. The parameters p, v are the two self-transition probabilities in this system’s evolution. A first-order, two-state (binary) Markovian process Papasimakis, N., Pallikari, F. (2006). In Complexus Mundi. Emergent Patterns in Nature, M.N. Novak (editor). World Scientific Publishing Co. 53-62.  PowerPoint Presentation