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The Kakutani fixed-point theorem is a generalization of Brouwer's fixed-point theorem, holding for generalized correspondences instead of functions.Its most important uses are in proving the existence of Nash equilibria in game theory, and the Arrow–Debreu–McKenzie model of general equilibrium theory in microeconomics.
Examples of maritime-sociological research and theory building include: Ferdinand Tönnies' empirical study of the social situation of dockworkers and seafarers [13] in Northern-German seaports. [14] Norbert Elias' work on the origins of the naval profession in England [15] [4] The academic controversy weather the ship is a total institution.
The book is set in a New York City suffering a 50-foot rise in sea-water. However, scientists suggest a rise between 3 and 15 feet (0.9 and 5 metres) is more likely by 2140. [ 5 ] [ 6 ] A rise on that scale would likely mean that some portions of Manhattan , Brooklyn , and Queens would be flooded, but not to the extent as featured in the novel ...
Louis Henry Sullivan (September 3, 1856 – April 14, 1924) [1] was an American architect, and has been called a "father of skyscrapers" [2] and "father of modernism". [3] He was an influential architect of the Chicago School, a mentor to Frank Lloyd Wright, and an inspiration to the Chicago group of architects who have come to be known as the Prairie School.
The first single-family seastead was launched near Phuket, Thailand by Ocean Builders in March 2019. [22] [23] Two months later, the Thai Navy claimed the seastead was a threat to Thai sovereignty. [24] In 2019, Ocean Builders said it will be building again in Panama, with the support of government officials. [25]
A seascraper, also known as a waterscraper, is a proposed large building which will function as a floating city.It would generate its own energy through wave, wind, current, solar, etc. and produce its own food through farming, aquaculture, hydroponics, etc. [1] The term "Seascraper" is an analogous derivative of "Skyscraper".
The tetrahedral hypothesis is an obsolete scientific theory attempting to explain the arrangement of the Earth's continents and oceans by referring to the geometry of a tetrahedron. Although it was a historically interesting theory in the late 19th and early 20th century, it was superseded by the concepts of continental drift and modern plate ...
The trifunctional hypothesis of prehistoric Proto-Indo-European society postulates a tripartite ideology ("idéologie tripartite") reflected in the existence of three classes or castes—priests, warriors, and commoners (farmers or tradesmen)—corresponding to the three functions of the sacral, the martial and the economic, respectively