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Spherical geometry - Wikipedia


Spherical geometry is the geometry of the two-dimensional surface of a sphere. It is an example of a geometry that is not Euclidean. Two practical applications of ...

Sphere - Math is Fun


Sphere. Go to Surface Area or Volume. Sphere Facts. Notice these interesting things: Sphere Radius. It is perfectly symmetrical; All points on the surface are the

The Geometry of the Sphere - Rice University Math


Jan 28, 2000 ... This material was the text for part of the Advanced Mathematics course in the High School Teachers Program at the IAS/Park City Mathematics ...

Spherical Geometry -- from Wolfram MathWorld


The angle between two lines in spherical geometry is the angle between the planes of the corresponding great circles, and a spherical triangle is defined by its ...

The Geometry of the Sphere 1. - Rice University Math


Basic information about spheres. We will start with the basics. A sphere is a set of points in three dimensional space equidistant from a point called the center of ...

Spherical Geometry -- Math Fun Facts


Remember high school geometry? The sum of the angles of a planar triangle is always 180 degrees or Pi radians. However, triangles on other surfaces can ...

Spherical Geometry


Spherical Geometry. Danielle Frailey. Spherical Geometry in History. At the time when Earth was discovered to be round rather than flat, spherical geometry ...

three.js / documentation


Getting Started. Creating a scene; Detecting WebGL and browser compatibility; How to run things locally; Drawing Lines; Creating Text; Migration Guide; Code ...

Circle, Cylinder, Sphere - Paul Bourke


A great circle is the intersection a plane and a sphere where the plane also ..... There are a number of 3D geometric construction techniques that require a ...

Ideas in Geometry/Spherical Geometry - Wikiversity


Jan 29, 2017 ... It is important to recognize and understand these key concepts to fully expand upon properties of spherical geometry. A point: a point on a ...