descent
91Descent (category theory) — In mathematics, the idea of descent has come to stand for a very general idea, extending the intuitive idea of gluing in topology. Since the topologists glue is actually the use of equivalence relations on topological spaces, the theory starts… …
92Descent direction — In optimization, a descent direction is a vector that, in the sense below, moves us closer towards a local minimum of our objective function . Suppose we are computing by an iterative method, such as line search. We define a descent direction at… …
93Descent to the underworld — Orfeu în Infern (Orpheus in Hell, ca. 1870) by Mihail Ştefănescu The descent to the underworld is a mytheme of comparative mythology found in a diverse number of religions from around the world, including Christianity. The hero or upper world… …
94Descent (2007 film) — For the 2005 British horror film, see The Descent. Descent Movie poster for Descent Directed by Talia Lugacy …
95Descent (2005 film) — For the similarly named 2005 British horror film, see The Descent. Descent Genre Sci Fi Distributed by Sci Fi Channel Directed by Terry Cunningham …
96descent group — These are kin groups who are lineal descendants of a common ancestor. Unilineal descent is either matrilineal (if traced through the mother) or patrilineal (traced through the father s line). Bilateral descent can be traced through either line.… …
97descent groups — These are kin groups who are lineal descendants of a common ancestor. Unilineal descent is either matrilineal (if traced through the mother) or patrilineal (traced through the father s line). Bilateral descent can be traced through either line.… …
98Descent: FreeSpace — У этого термина существуют и другие значения, см. Descent (значения). Descent: FreeSpace Разработчик Volition, Inc. Издатель Interplay …
99Descent of Inanna — A mythic poem dating from around 1750 BCE, surviving in at least 30 inscribed clay tablets with more than 400 lines of text and rediscovered in the excavation of Nippur, the ancient Sumerian religious and cultural center (now in Iraq). The… …
100Descent by distaff — Distaff Dis taff, n.; pl. {Distaffs}, rarely {Distaves}. [OE. distaf, dysestafe, AS. distaef; cf. LG. diesse the bunch of flax on a distaff, and E. dizen. See {Staff}.] 1. The staff for holding a bunch of flax, tow, or wool, from which the thread …
