Universality
81Arrow's impossibility theorem — In social choice theory, Arrow’s impossibility theorem, the General Possibility Theorem, or Arrow’s paradox, states that, when voters have three or more distinct alternatives (options), no voting system can convert the ranked preferences of… …
82Langton's ant — after 11000 steps. A red pixel shows the ant s location. Langton s ant is a two dimensional Turing machine with a very simple set of rules but complicated emergent behavior. It was invented by Chris Langton in 1986 and runs on a square lattice of …
83Moral universalism — (also called moral objectivism or universal morality) is the meta ethical position that some system of ethics, or a universal ethic, applies universally, that is, for all similarly situated individuals ,[1] regardless of culture, race, sex,… …
84Percolation theory — In mathematics, percolation theory describes the behavior of connected clusters in a random graph. The applications of percolation theory to materials science and other domains are discussed in the article percolation.IntroductionA representative …
85Categorical imperative — Part of a series on Immanue …
86Facial expression — Photographs from the 1862 book Mécanisme de la Physionomie Humaine by Guillaume Duchenne. Through electric stimulation, Duchenne determined which muscles were responsible for different facial expressions. Charles Darwin would later republish some …
87Herbert Spencer — Infobox Philosopher region = Western Philosophy era = 19th century philosophy color = #B0C4DE image caption =Herbert Spencer name =Herbert Spencer birth =27 April, 1820 death =8 December, 1903 school tradition = Evolutionism,… …
88Tag system — A tag system is a deterministic computational model published by Emil Leon Post in 1943 as a simple form of Post canonical system. A tag system may also be viewed as an abstract machine, called a Post tag machine (not to be confused with Post… …
89Critique of Pure Reason — Part of a series on Immanuel …
90Canada Health Act — medically necessary redirects here. For the US legal concept, see medical necessity. Canada Health Act An Act relating to cash contributions by Canada and relating to criteria and conditions in respect of insured health services and extended… …
