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Duality and Perpendicularity - Universal Hyperbolic Geometry

Duality and Perpendicularity - Universal Hyperbolic Geometry

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Perpendicularity

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Perpendicularity

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Duality and Perpendicularity - Universal Hyperbolic Geometry

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  1. 1 Introduction
  2. 2 Examples of viewing plane
  3. 3 Point and line duality theorems
  4. 4 Proof of point duality theorem
  5. 5 Perpendicularity
  6. 6 Examples of perpendicular points and lines
  7. 7 Altitudes
  8. 8 Concurrent lines theorem
  9. 9 Collinear points theorem

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