n-dimensional sphere
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Sphere Builder — Star Trek race|if= bgcolor=#ffffff Name=Sphere Builders other names= Caption=A Guardian Sphere Builder Affiliation=NoneThe Sphere Builders are aliens from another dimension in the fictional Star Trek universe. They are bent on conquering the… … Wikipedia
Sphere — Globose redirects here. See also Globose nucleus. A sphere (from Greek σφαίρα sphaira , globe, ball, [ [http://www.perseus.tufts.edu/cgi bin/ptext?doc=Perseus%3Atext%3A1999.04.0057%3Aentry%3D%23101561 Sphaira, Henry George Liddell, Robert Scott,… … Wikipedia
Sphere packing — In mathematics, sphere packing problems are problems concerning arrangements of non overlapping identical spheres which fill a space. Usually the space involved is three dimensional Euclidean space. However, sphere packing problems can be… … Wikipedia
Dimensional regularization — Renormalization and regularization Renormalization Renormalization … Wikipedia
Sphère exotique — En mathématiques, et plus précisément en topologie différentielle, une sphère exotique est une variété différentielle M qui est homéomorphe, mais non difféomorphe, à la n sphère euclidienne standard. Autrement dit, M est une sphère du point de… … Wikipédia en Français
Dimensional analysis — In physics and all science, dimensional analysis is a tool to find or check relations among physical quantities by using their dimensions. The dimension of a physical quantity is the combination of the basic physical dimensions (usually mass,… … Wikipedia
Sphere theorem — This article is about sphere theorem for Riemannian manifolds. For a different result by the same name, see Sphere theorem (3 manifolds). In Riemannian geometry, the sphere theorem, also known as the quarter pinched sphere theorem, strongly… … Wikipedia
sphere — sphereless, adj. spherelike, adj. /sfear/, n., v., sphered, sphering. n. 1. Geom. a. a solid geometric figure generated by the revolution of a semicircle about its diameter; a round body whose surface is at all points equidistant from the center … Universalium
Sphere mapping — In computer graphics, sphere mapping is a technique that takes a two dimensional texture coordinate and returns a texel from a texture map that is painted (or photographed) to resemble what a mirrored sphere would look like if placed into a… … Wikipedia
sphere — noun /sfɪə,sfɪr/ a) A regular three dimensional object in which every cross section is a circle; the figure described by the revolution of a circle about its diameter . Though cold and darkness longer hang somewhere, / Yet Phoebus equally lights… … Wiktionary
sphere — A three dimensional form shaped like a ball, circular from all possible points of view. Its surface consists of points, all of which are the same distance (radius) from its center. Refers both to the surface and to the space it encloses. The… … Glossary of Art Terms
