title: Estimation of the inter-ethnic harmony dynamics with Markov and semi-Markov models complex
abstract: The Republic of Crimea and Sevastopol are multinational regions and, thus, the problem of inter-ethnic harmony in them was relevant at various periods of history. It remains extremely important at the moment, taking into account the new information, digital, extremist and terrorist challenges of the modern world. At the same time, the rapid development of modern information and communication technologies in this sense creates additional external challenges and threats, which need formation of ef