- epicycle motion
- эпициклическое движение
motion arms — движение руками
law of motion — закон движения
main motion — главное движение
paper motion — движение бумаги
rod motion — движение стержней
English-Russian big polytechnic dictionary. 2014.
motion arms — движение руками
law of motion — закон движения
main motion — главное движение
paper motion — движение бумаги
rod motion — движение стержней
English-Russian big polytechnic dictionary. 2014.
Epicycle — Ep i*cy cle, n. [L. epicyclus, Gr. ?; epi upon + ? circle. See {Cycle}.] 1. (Ptolemaic Astron.) A circle, whose center moves round in the circumference of a greater circle; or a small circle, whose center, being fixed in the deferent of a planet … The Collaborative International Dictionary of English
epicycle — ep•i•cy•cle [[t]ˈɛp əˌsaɪ kəl[/t]] n. 1) astron. a circle whose center moves around in the circumference of a larger circle: used in Ptolemaic astronomy to account for irregularities in planetary motion 2) math. a circle that rolls, externally or … From formal English to slang
Deferent and epicycle — Deferent redirects here. For the acknowledgement of the legitimacy of the power of one s superior or superiors, see Deference. The basic elements of Ptolemaic astronomy, showing a planet on an epicycle (smaller dashed circle) , a deferent (larger … Wikipedia
Kepler's laws of planetary motion — In astronomy, Kepler s Laws of Planetary Motion are three mathematical laws that describe the motion of planets in the Solar System. German mathematician and astronomer Johannes Kepler (1571–1630) discovered them.Kepler studied the observations… … Wikipedia
Geocentric model — In astronomy, the geocentric model of the universe is the superseded theory that the Earth is the center of the universe and other objects go around it. Belief in this system was common in ancient Greece. It was embraced by both Aristotle and… … Wikipedia
Hipparchus — (Greek polytonic|Ἵππαρχος; ca. 190 BC ndash; ca. 120 BC) was a Greek astronomer, geographer, and mathematician of the Hellenistic period.Hipparchus was born in Nicaea (now Iznik, Turkey), and probably died on the island of Rhodes. He is known to… … Wikipedia
Science and mathematics from the Renaissance to Descartes — George Molland Early in the nineteenth century John Playfair wrote for the Encyclopaedia Britannica a long article entitled ‘Dissertation; exhibiting a General View of the Progress of Mathematics and Physical Science, since the Revival of Letters … History of philosophy
Universe — • Presents a history of astronomy Catholic Encyclopedia. Kevin Knight. 2006. Universe Systems of the Universe † … Catholic encyclopedia
Ptolemaic System — (Source: [http://en.wikipedia.org/wiki/Geocentric model| Geocentric Model] )In the Ptolemaic system, each planet is moved by five or more spheres: one sphere is its deferent. The deferent was a circle centered around a point halfway between the … Wikipedia
Ptolemaic system — Astron. a system elaborated by Ptolemy and subsequently modified by others, according to which the earth was the fixed center of the universe, with the heavenly bodies moving about it. [1765 75] * * * ▪ astronomy mathematical model of the… … Universalium
Celestial spheres — Not to be confused with celestial sphere. For other uses, see Celestial (disambiguation). Geocentric celestial spheres; Peter Apian s Cosmographia (Antwerp, 1539) … Wikipedia