bn:02052198n
Noun Concept
EL
ρητή τριγωνομετρία  ορθολογική τριγωνομετρία
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
Relations
Sources