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  2. Uniform 4-polytope - Wikipedia

    en.wikipedia.org/wiki/Uniform_4-polytope

    Only vertices and edges are drawn. In geometry, a uniform 4-polytope (or uniform polychoron) [ 1 ] is a 4-dimensional polytope which is vertex-transitive and whose cells are uniform polyhedra, and faces are regular polygons. There are 47 non- prismatic convex uniform 4-polytopes.

  3. Isaac Newton - Wikipedia

    en.wikipedia.org/wiki/Isaac_Newton

    Sir Isaac Newton FRS (25 December 1642 – 20 March 1726/27 [a]) was an English polymath active as a mathematician, physicist, astronomer, alchemist, theologian, and author who was described in his time as a natural philosopher. [7]

  4. Liquid-crystal display - Wikipedia

    en.wikipedia.org/wiki/Liquid-crystal_display

    A diffuser sheet is placed on both sides of the prism sheet to distribute the light of the backlight uniformly, while a mirror is placed behind the light guide plate to direct all light forwards. The prism sheet with its diffuser sheets are placed on top of the light guide plate.

  5. Taylor series - Wikipedia

    en.wikipedia.org/wiki/Taylor_series

    Nonstandard analysis. v. t. e. In mathematics, the Taylor series or Taylor expansion of a function is an infinite sum of terms that are expressed in terms of the function's derivatives at a single point. For most common functions, the function and the sum of its Taylor series are equal near this point.

  6. Binomial distribution - Wikipedia

    en.wikipedia.org/wiki/Binomial_distribution

    The binomial distribution is frequently used to model the number of successes in a sample of size n drawn with replacement from a population of size N. If the sampling is carried out without replacement, the draws are not independent and so the resulting distribution is a hypergeometric distribution, not a binomial one.

  7. The Keys to the White House - Wikipedia

    en.wikipedia.org/wiki/The_Keys_to_the_White_House

    The Keys to the White House. The Keys to the White House is a prediction system for determining the outcome of presidential elections in the United States. It was developed by American historian Allan Lichtman and Russian geophysicist Vladimir Keilis-Borok in 1981, adapting prediction methods that Keilis-Borok designed for earthquake prediction.

  8. Anonymous (hacker group) - Wikipedia

    en.wikipedia.org/wiki/Anonymous_(hacker_group)

    Anonymous (hacker group) Anonymous. An emblem that is commonly associated with Anonymous. The "man without a head" represents anonymity and leaderless organization. [1] Individuals appearing in public as Anonymous, wearing Guy Fawkes masks. Formation.

  9. The Star-Spangled Banner - Wikipedia

    en.wikipedia.org/wiki/The_Star-Spangled_Banner

    "The Star-Spangled Banner" is the national anthem of the United States. The lyrics come from the "Defence of Fort M'Henry", [2] a poem written by American lawyer Francis Scott Key on September 14, 1814, after he witnessed the bombardment of Fort McHenry by the British Royal Navy during the Battle of Baltimore in the War of 1812.