Some remarkable geometry – 2D and 3D – ancient and modern Adrian Oldknow The ancient Greeks defined an important class of plane curves as `conic sections’ i.e. the shapes formed when a cone is cut by a plane. Th - Ponderosa Campground - Document - PDFSEARCH.IO

First Page		Document Content
Date: 2007-01-29 12:39:14 Geometry Algebraic geometry Space Conic sections Curves Analytic geometry Ellipse Circle Perpendicular Differential geometry of surfaces Hyperbola Parabola		Some remarkable geometry – 2D and 3D – ancient and modern Adrian Oldknow The ancient Greeks defined an important class of plane curves as `conic sections’ i.e. the shapes formed when a cone is cut by a plane. Th Add to Reading List Source URL: www.adrianoldknow.org.uk Download Document from Source Website File Size: 262,50 KB Share Document on Facebook

	5 The curve is a) an ellipse if 4AC B 2 > 0; b) a hyperbola if 4AC B 2 < 0; c) a parabola if 4AC B 2 = 0: DocID: 1uR3N - View Document
	1 CHAPTER 2 CONIC SECTIONS 2.1 Introduction A particle moving under the influence of an inverse square force moves in an orbit that is a conic section; that is to say an ellipse, a parabola or a hyperbola. We shall prove DocID: 1tRzJ - View Document
	The Decemberissue of the Bulletin carried a very enjoyable article by Dr DocID: 1rsZ3 - View Document
	Some remarkable geometry – 2D and 3D – ancient and modern Adrian Oldknow The ancient Greeks defined an important class of plane curves as `conic sections’ i.e. the shapes formed when a cone is cut by a plane. Th DocID: 1roEH - View Document
	DIMACS Series in Discrete Mathematics and Theoretical Computer Science Visibility Computations: From Discrete Algorithms to Real Algebraic Geometry Thorsten Theobald DocID: 1qRbw - View Document