Alexandria, Hero of


Biographical history of technology. - Taylor & Francis e-Librar. . 2005.

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  • Alexandria — /al ig zan dree euh, zahn /, n. 1. Arabic, Al Iskandarîyah. a seaport in N Egypt, in the Nile delta: founded in 332 B.C. by Alexander the Great; ancient center of learning. 2,201,000. 2. a city in NE Virginia, S of the District of Columbia.… …   Universalium

  • Hero the younger — is the name given without any sufficient reason to a Byzantine land surveyor who wrote (about A.D. 938) a treatise on land surveying modelled on the works of Hero of Alexandria, especially the Dioptra. Literature* Geodesie de Heron de Byzance ,… …   Wikipedia

  • Hero [2] — Hero (Heron), aus Alexandria, Mathematiker und Mechaniker um 120 v. Chr., Erfinder des Heronsballs (s.d.); Werke hg. und deutsch von W. Schmidt (2 Bde., 1901) …   Kleines Konversations-Lexikon

  • Hero of Alexandria — Heron Born c. 10 AD Residence …   Wikipedia

  • Hero of Alexandria — SUBJECT AREA: Architecture and building, Mechanical, pneumatic and hydraulic engineering, Photography, film and optics, Steam and internal combustion engines [br] fl. c.62 AD Alexandria [br] Alexandrian mathematician and mechanician. [br] Nothing …   Biographical history of technology

  • Hero — /hear oh/, n. 1. Class. Myth. a priestess of Aphrodite who drowned herself after her lover Leander drowned while swimming the Hellespont to visit her. 2. Also, Heron. (Hero of Alexandria) fl. 1st century A.D., Greek scientist. * * * I… …   Universalium

  • Alexandria, New Hampshire — Infobox Settlement official name = Alexandria, New Hampshire nickname = motto = image imagesize = image caption = mapsize = 250px map caption = Location in Grafton County, New Hampshire settlement type = Town mapsize1 = map caption1 = subdivision …   Wikipedia

  • Hero (disambiguation) — A hero is a person who performs extraordinary deeds for the benefit of others.Hero may also refer to:Heroic figures* Superhero, a hero with extraordinary powers * Hero (title), a title presented by governments to their citizens for great… …   Wikipedia

  • Hero of Alexandria — (c. ad 62) Greek mathematician and inventor Hero produced several written works on geometry, giving formulae for the areas and volumes of polygons and conics. His formula for the area of a triangle was contained in Metrica(Measurement), a work… …   Scientists

  • hero — herolike, adj. /hear oh/, n., pl. heroes; for 5 also heros. 1. a man of distinguished courage or ability, admired for his brave deeds and noble qualities. 2. a person who, in the opinion of others, has heroic qualities or has performed a heroic… …   Universalium


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