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121Lorentz group — Group theory Group theory …
122Matroid — In combinatorics, a branch of mathematics, a matroid (  /ˈmeɪ …
123Krohn–Rhodes theory — In mathematics and computer science, Krohn Rhodes theory is an approach to the study of finite semigroups and automata that seeks to decompose them in terms of elementary components. These turn out to correspond to finite aperiodic semigroups and …
124Gray literature — (or grey literature) is a field in library and information science. The term is used variably by the intellectual community, librarians, and medical and research professionals to refer to a body of materials that cannot be found easily through… …
125arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
126South Asian arts — Literary, performing, and visual arts of India, Pakistan, Bangladesh, and Sri Lanka. Myths of the popular gods, Vishnu and Shiva, in the Puranas (ancient tales) and the Mahabharata and Ramayana epics, supply material for representational and… …
127Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
128Bell OH-58 Kiowa — OH 58 Kiowa OH 58D Kiowa Warrior Role Observation/scout helicopter National origin …
