bn:02052198n
Noun Concept
Categories: Self-published books, Trigonometry, 2005 non-fiction books, Mathematics books
EN
Divine Proportions: Rational Trigonometry to Universal Geometry  rational trigonometry  Norman Wildberger  quadrance  Quadrea  Twist
EN
Divine Proportions: Rational Trigonometry to Universal Geometry is a 2005 book by the mathematician Norman J. Wildberger on a proposed alternative approach to Euclidean geometry and trigonometry, called rational trigonometry. Wikipedia
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