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Eight Ninths and the Geometry of A4 Paper - Universal Hyperbolic Geometry

Eight Ninths and the Geometry of A4 Paper - Universal Hyperbolic Geometry

Insights into Mathematics via YouTube Direct link

The defining property of the A sizes

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The defining property of the A sizes

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Eight Ninths and the Geometry of A4 Paper - Universal Hyperbolic Geometry

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  1. 1 Introduction
  2. 2 "The A series" of paper sizes
  3. 3 The defining property of the A sizes
  4. 4 Calculations with Rational trig on A4 paper
  5. 5 An A4 sheet is not realizable in A²

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