upper spheres

См. также в других словарях:

• upper class — Conventionally the upper class is often thought of as equivalent to the ‘aristocracy’: that is, the (often hereditary) noble class, comprising peers (in medieval England the dukes, marquesses, earls, viscounts, and barons) and landed magnates (or …   Dictionary of sociology

• 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

• Dynamics of the celestial spheres — Fourteenth century drawing of angels turning the celestial spheres Ancient, medieval and Renaissance astronomers and philosophers developed many different theories about the dynamics of the celestial spheres. They explained the motions of the… …   Wikipedia

• Close-packing of spheres — hcp and fcc close packing of spheres In geometry, close packing of spheres is a dense arrangement of equal spheres in an infinite, regular arrangement (or lattice). Carl Friedrich Gauss proved that the highest average density – that is, the… …   Wikipedia

• Homotopy groups of spheres — In the mathematical field of algebraic topology, the homotopy groups of spheres describe how spheres of various dimensions can wrap around each other. They are examples of topological invariants, which reflect, in algebraic terms, the structure… …   Wikipedia

• Music of the Spheres (Doctor Who) — This article is about the Doctor Who special. For other uses, see Music of the spheres (disambiguation). Music of the Spheres Doctor Who BBC Proms special The Doctor with a Graske Cast …   Wikipedia

• GABIROL, SOLOMON BEN JUDAH, IBN — (c. 1021–c. 1057; Ar. Abu Ayyub Sulayman ibn Yahya ibn Gabirul; Lat. Avicebron), Spanish poet and philosopher. His Life The main source of information on Ibn Gabirol s life is his poems, although frequently they offer no more than hints. A number …   Encyclopedia of Judaism

• Hasidic Judaism — Hasidic Jews praying in the synagogue on Yom Kippur, by Maurycy Gottlieb Part of a se …   Wikipedia

• Speculum Astronomiae — Albertus Magnus, produced the Speculum astronomiae ( de refutatione librorum astronomiae , incipit Occasione quorundam librorum apud quos non est radix sciencie ) sometime after 1260 to defend astrology as a Christian form of knowledge (Zambelli …   Wikipedia

• KABBALAH — This entry is arranged according to the following outline: introduction general notes terms used for kabbalah the historical development of the kabbalah the early beginnings of mysticism and esotericism apocalyptic esotericism and merkabah… …   Encyclopedia of Judaism

• PHILOSOPHY, JEWISH — This article is arranged according to the following outline: WHAT IS JEWISH PHILOSOPHY? recent histories of jewish philosophy biblical and rabbinic antecedents bible rabbinic literature hellenistic jewish philosophy philo of alexandria biblical… …   Encyclopedia of Judaism