stereographically
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Stereographically — Ste re*o*graph ic*al*ly, adv. In a stereographical manner; by delineation on a plane. [1913 Webster] … The Collaborative International Dictionary of English
stereographically — See stereographic. * * * … Universalium
stereographically — stereo·graph·i·cal·ly … English syllables
stereographically — adverb see stereographic … Useful english dictionary
Stereographic projection — In geometry, the stereographic projection is a particular mapping (function) that projects a sphere onto a plane. The projection is defined on the entire sphere, except at one point mdash; the projection point. Where it is defined, the mapping is … Wikipedia
Torus — Not to be confused with Taurus (disambiguation). This article is about the surface and mathematical concept of a torus. For other uses, see Torus (disambiguation). A torus As the distance to th … Wikipedia
Unit disk — For other uses, see Disc (disambiguation). An open Euclidean unit disk In mathematics, the open unit disk (or disc) around P (where P is a given point in the plane), is the set of points whose distance from P is less than 1 … Wikipedia
Möbius transformation — Not to be confused with Möbius transform or Möbius function. In geometry, a Möbius transformation of the plane is a rational function of the form of one complex variable z; here the coefficients a, b, c, d are complex numbers satisfying ad − … Wikipedia
Hairy ball theorem — The hairy ball theorem of algebraic topology states that there is no nonvanishing continuous tangent vector field on the sphere. If f is a continuous function that assigns a vector in R3 to every point p on a sphere such that f ( p ) is always… … Wikipedia
Dimensions — is a French project that makes educational movies about mathematics, focusing on spacial geometry. It uses POV Ray to render some of the animations, and the films are release under a Creative Commons licence.The film is separated in nine chapters … Wikipedia
Zytglogge — The Zytglogge tower is a landmark medieval tower in Berne, Switzerland. Built in the early 13th century, it has served the city as guard tower, prison, clock tower, center of urban life and civic memorial.Despite the many redecorations and… … Wikipedia
