Egyptian fraction — An Egyptian fraction is the sum of distinct unit fractions, such as frac{1}{2}+ frac{1}{3}+ frac{1}{16}. That is, each fraction in the expression has a numerator equal to 1 and a denominator that is a positive integer, and all the denominators… … Wikipedia
Nickelodeon Universe — For the Nickelodeon themed area inside various theme parks, see Nickelodeon Central. Nickelodeon Universe Nickelodeon Universe Location Bloomington, Minnesota, U.S. Coordinates … Wikipedia
Fibonacci number — A tiling with squares whose sides are successive Fibonacci numbers in length … Wikipedia
Hyperbolic quaternion — In mathematics, a hyperbolic quaternion is a mathematical concept first suggested by Alexander MacFarlane in 1891 in a speech to the American Association for the Advancement of Science. The idea was criticized for its failure to conform to… … Wikipedia
English Poor Laws — Poor Law redirects here. For the Poor Law systems of Scotland and Ireland, see Scottish Poor Laws and Irish Poor Laws. Although many deterrent workhouses developed in the period after the New Poor Law, some had already been built under the… … Wikipedia
Golden ratio — For the Ace of Base album, see The Golden Ratio (album). Not to be confused with Golden number. The golden section is a line segment divided according to the golden ratio: The total length a + b is to the length of the longer segment a as the… … Wikipedia
Amusement park — Theme park is the generic term for a collection of rides and other entertainment attractions assembled for the purpose of entertaining a large group of people. An amusement park is more elaborate than a simple city park or playground, usually… … Wikipedia
Women's suffrage — U.S. women suffragists demonstrating for the right to vote, February 1913 Women s suffrage or woman suffrage[1] is the right of women to vote and to run for office. The expression is also used for the economic and political reform movement aimed… … Wikipedia
American Bicycle Association — The American Bicycle Association (ABA) is a United States based Bicycle Motocross (BMX) sports governing body in Gilbert, Arizona created by Merl Mennenga and Gene Roden in 1977. It is the largest sanctioning body in the United States concerning… … Wikipedia
Гемато-энцефалический барьер — Взаимоотношение клеток ткани мозга и капилляра: 1. Эпендима 2. Нейрон 3. Аксон 4. Шванновская клетка 5. Астроцит 6 … Википедия
Ghost Shiner — Notropis buchanani Scientific classification Kingdom: Animalia Phylum: Chordata Class: Actinopterygii … Wikipedia