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Spherical and Elliptic Geometries - An Introduction

Spherical and Elliptic Geometries - An Introduction

Insights into Mathematics via YouTube Direct link

Spherical geometry

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Spherical geometry

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Spherical and Elliptic Geometries - An Introduction

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  1. 1 Introduction
  2. 2 The sphere
  3. 3 Basic definitions
  4. 4 Spherical geometry
  5. 5 In Euclidean geometry, a line is shortest path between two points
  6. 6 The sphere in three-dimensional space
  7. 7 Circles on the sphere
  8. 8 On a big sphere, the geometry looks close to Euclidean

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